Designs Codes and Cryptography · 2008 · 14 citations · 12 references
Mathematical ProgrammingCombinatorial DesignCombinatorial Design TheoryTopological CombinatoricsDiscrete MathematicsKirkman Triple Systems
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Frames for Kirkman triple systems
Douglas R. Stinson · Discrete Mathematics · 1987 · 118 citations
Sylvester's problem of the 15 schoolgirls
R. H. F. Denniston · Discrete Mathematics · 1974 · 54 citations