@article{SLC_1986_15_a15,
     author = {Ursula R\"utsch},
     title = {Optimale {Matching} {Forests}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {15},
     year = {1986},
     url = {http://geodesic.mathdoc.fr/item/SLC_1986_15_a15/}
}