TY - GEN AU - Fujishige,Satoru TI - Submodular functions and optimization SN - 0444885560 AV - QA16 U1 - 511.6 PY - 1991/// CY - Amsterdam, New York PB - North-Holland, Elsevier Science Pub. Co. KW - Submodular functions KW - Combinatorial optimization N1 - Contine Bibliografie si Index ER -