Mathematical Programming · 2000 · 43 citations · 7 references
7
Normal hypergraphs and the perfect graph conjecture
László Lovász · Discrete Mathematics · 1972 · 762 citations
Gérard Cornuéjols, Beth Novick · Journal of Combinatorial Theory Series B · 1994 · 78 citations
Combinatorial designs and related systems
William Bridges, H. J. Ryser · Journal of Algebra · 1969 · 58 citations