TY - BOOK AU - Johnson D S ed. ED - DIMACS Implementation Challenge Workshop( 1st : 1991 : DIMACS ) ED - DIMACS Implementation Challenge Workshop 1st TI - Network flows and matching : papers SN - 0-8218-6598-6 U1 - 511.8 PY - 1993/// CY - Providence PB - AMS KW - Mathematical models KW - Systems theory ER -