@article{Johnson-Varineau/72, AUTHOR = {Johnson, Larry S. and Varineau, Verne J.}, TITLE = {On quasi-conjugate $N$-tuples of matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {1-13}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{de_Bruijn/72, AUTHOR = {de Bruijn, N.G.}, TITLE = {Enumeration of mapping patterns}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {14-20}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Aberth/72, AUTHOR = {Aberth, Oliver}, TITLE = {Tensor representation of finite groups}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {21-30}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Queneau/72, AUTHOR = {Queneau, Raymond}, TITLE = {Sur les suites $s$-additives}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {31-71}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Riordan-Stein/72, AUTHOR = {Riordan, John and Stein, Paul R.}, TITLE = {Arrangements on chessboards}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {72-80}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Gower-Preece/72, AUTHOR = {Gower, J.C. and Preece, D.A.}, TITLE = {Generating successive incomplete blocks with each pair of elements in at least one block}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {81-97}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Ryser/72, AUTHOR = {Ryser, H.J.}, TITLE = {Symmetric designs and related configurations}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {98-111}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Wallis/72a, AUTHOR = {Wallis, Jennifer}, TITLE = {On integer matrices obeying certain matrix equations}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {112-118}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Pless/72a, AUTHOR = {Pless, Vera}, TITLE = {Symmetry codes over $GF(3)$ and new five-designs}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {119-142}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Abbott-Hanson/72, AUTHOR = {Abbott, H.L. and Hanson, D.}, TITLE = {Lower bounds for certain types of van der Waerden numbers}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {143-146}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Csima-Datta/72, AUTHOR = {Csima, J. and Datta, B.N.}, TITLE = {The $DAD$ theorem for symmetric non-negative matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {147-152}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Fredricksen/72, AUTHOR = {Fredricksen, Harold}, TITLE = {Generation of the Ford sequence of length $2^n$, $n$ large}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {153-154}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Merris-Pierce/72, AUTHOR = {Merris, Russel and Pierce, Stephen}, TITLE = {The Bell numbers and $r$-fold transitivity}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {155-157}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Berlekamp-Hwang/72, AUTHOR = {Berlekamp, E.R. and Hwang, P.K.}, TITLE = {Constructions for balanced Howell rotations for bridge tournaments}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {159-166}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Hansel/72, AUTHOR = {Hansel, G.}, TITLE = {Complexes et d{\'e}compositions binomiales}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {167-183}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Hanani/72, AUTHOR = {Hanani, Haim}, TITLE = {On balanced incomplete block designs with blocks having five elements}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {184-201}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Voloshin/72, AUTHOR = {Voloshin, Yu.M.}, TITLE = {Enumeration of function compositions}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {202-216}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Bhat/72, AUTHOR = {Bhat, Vasanti N.}, TITLE = {Non-isomorphic solutions of some balanced incomplete block designs. II}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {217-224}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Bhat/72a, AUTHOR = {Bhat, Vasanti N.}, TITLE = {Non-isomorphic solutions of some balanced incomplete block designs. III}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {225-252}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Harborth/72, AUTHOR = {Harborth, Heiko}, TITLE = {Solution of Steinhaus's problem with plus and minus signs}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {253-259}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Bhat/72b, AUTHOR = {Bhat, Vasanti N.}, TITLE = {On inequivalent balanced incomplete block designs. II}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {260-267}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Payne/72, AUTHOR = {Payne, Stanley E.}, TITLE = {On the non-existence of a class of configurations which are nearly generalized $n$-gons}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {268-282}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Hartfiel-Crosby/72, AUTHOR = {Hartfiel, D.J. and Crosby, J.W.}, TITLE = {A lower bound for the permanent $U_n(k, k)$}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {283-288}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Luxemburg/72, AUTHOR = {Luxemburg, W.A.J.}, TITLE = {On an inequality of A. Khintchine for zero-one matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {289-296}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Levow/72, AUTHOR = {Levow, Roy B.}, TITLE = {Lower bounds for permanents of incidence matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {297-303}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Graver/72, AUTHOR = {Graver, Jack E.}, TITLE = {A characterization of symmetric block designs}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {304-308}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Bridges/72, AUTHOR = {Bridges, W.G.}, TITLE = {A note on generalized $(n,{\bf K},\lambda)$-systems}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {311-315}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Brown/72, AUTHOR = {Brown, John Wesley}, TITLE = {An extension of Mann's theorem to a triple of mutually orthogonal Latin squares of order 10}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {316-318}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Turyn/72, AUTHOR = {Turyn, Richard J.}, TITLE = {An infinite class of Williamson matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {319-321}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Stanton-Horton/72, AUTHOR = {Stanton, R.G. and Horton, J.D.}, TITLE = {A multiplication theorem for room squares}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {322-325}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Kelly/72, AUTHOR = {Kelly, Douglas G.}, TITLE = {A condition equivalent to ferromagnetism for a generalized Ising model}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {326-331}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Reid-Brown/72, AUTHOR = {Reid, K.B. and Brown, Ezra}, TITLE = {Doubly regular tournaments are equivalent to skew Hadamard matrices}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {332-338}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Sioson/72, AUTHOR = {Sioson, F.M.}, TITLE = {Counting elements in semigroups}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {339-345}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Csima/72, AUTHOR = {Csima, J.}, TITLE = {Restricted patterns}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {346-356}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Justin/72, AUTHOR = {Justin, J.}, TITLE = {G{\'e}n{\'e}ralisation du th{\'e}or{\`e}me de van der Waerden sur les semi-groupes r{\'e}p{\'e}titifs}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {357-367}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Bertram/72, AUTHOR = {Bertram, Edward}, TITLE = {Even permutations as a product of two conjugate cycles}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {368-380}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Abbott-Hanson-Sauer/72, AUTHOR = {Abbott, H.L. and Hanson, D. and Sauer, N.}, TITLE = {Intersection theorems for systems of sets}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {381-389}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Alltop/72, AUTHOR = {Alltop, W.O.}, TITLE = {An infinite class of 5-designs}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {390-395}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Chang/72, AUTHOR = {Chang, C.C.}, TITLE = {A partition theorem for the complete graph on $\omega^{\omega}$}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {396-452}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, } @article{Gerber/72, AUTHOR = {Gerber, Leon}, TITLE = {Spheres tangent to all the faces of a simplex}, JOURNAL = {J. Comb.~Theory Series A}, VOLUME = {12}, PAGES = {453-456}, YEAR = {1972}, PUBLISHER = {Academic Press}, ADDRESS = {New York-San Francisco-London-San Diego}, }