A result in balanced incomplete block designs
Tài liệu tham khảo
Hall, 1954, An Embedding Theorem for Balanced Incomplete Block Designs, Canad. J. Math., 6, 35, 10.4153/CJM-1954-005-4
Hanani, 1961, The Existence and Construction of Balanced Incomplete Block Designs, Ann. Math. Statist., 32, 361, 10.1214/aoms/1177705047