@inproceedings{GroetschelLovaszSchrijver1984, author = {Martin Gr{\"o}tschel and L{\´a}szlo Lov{\´a}sz and Alexander Schrijver}, title = {Geometric Methods in Combinatorial Optimization}, booktitle = {Progress in Combinatorial Optimization, (Conference Waterloo/Ontario 1982)}, editor = {William Pulleyblank}, pages = {167 -- 183}, year = {1984}, }