TY - BOOK AU - Roberts, Fred. TI - Applications of combinatorics and graph theory to the biological and social sciences T2 - The IMA volumes in mathematics and its applications SN - 3540970460 U1 - 574.0151 PY - 1989/// CY - New York: PB - Springer verlag, KW - Biological KW - Graph theory KW - Life science KW - Social science ER -