@article{SLC_1988_20_a5,
     author = {Arnold Richard Kr\"auter},
     title = {Maximale {Permanenten} von {(1,-1)-Matrizen} mit beliebigem {Rang}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {20},
     year = {1988},
     url = {http://geodesic.mathdoc.fr/item/SLC_1988_20_a5/}
}