@article{MZ_1982__181_173217,
     author = {Mordechai Lewin},
     title = {A {Generalization} of the {Matrix-Tree} {Theorem.}},
     journal = {Mathematische Zeitschrift},
     pages = {55--70},
     year = {1982},
     volume = {181},
     zbl = {0478.05036},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__181_173217/}
}