- Melvin Tainiter:
Incidence Algebras on Generalized Semigroups I. J. Comb. Theory A 11(2): 170-177 (1971) - M. N. Vartak, G. A. Patwardhan:
The 2-Adjugate mod 2 Class of Designs. J. Comb. Theory A 11(1): 11-26 (1971) - K. Walker:
An Upper Bound for the Ramsey Number M(5, 4). J. Comb. Theory A 11(1): 1-10 (1971) - Jennifer Wallis:
Amicable Hadamard Matrices. J. Comb. Theory A 11(3): 296-298 (1971) - S. G. Williamson:
Symmetry Operators of Kranz Products. J. Comb. Theory A 11(2): 122-138 (1971) - Neal Zierler:
Trinomials with Non-Conjugate Roots of the Same Prime Order. J. Comb. Theory A 11(3): 307-309 (1971)