@article{IM_1991__106_1_143938,
     author = {A.N. Varchenko and Vadim V. Schechtman},
     title = {Arrangements of hyperplanes and {Lie} algebra homology.},
     journal = {Inventiones mathematicae},
     pages = {139--194},
     publisher = {mathdoc},
     volume = {106},
     number = {1},
     year = {1991},
     zbl = {0754.17024},
     url = {http://geodesic.mathdoc.fr/item/IM_1991__106_1_143938/}
}