@article{SM_1984_47_1_a3,
     author = {S. V. Matveev},
     title = {Distributive groupoids in knot theory},
     journal = {Sbornik. Mathematics},
     pages = {73--83},
     year = {1984},
     volume = {47},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1984_47_1_a3/}
}