@article{DOCMA_1998__S9__a44,
     author = {Frank, Andr\'as},
     title = {Applications of relaxed submodularity},
     journal = {Documenta mathematica},
     pages = {343--354},
     publisher = {mathdoc},
     volume = {ICM Berlin 1998, Vol. III},
     year = {1998},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_1998__S9__a44/}
}