@article{DAN_1972_203_5_a1,
     author = {M. Bognar},
     title = {Axiomatization of the theory of linking},
     journal = {Doklady Akademii Nauk},
     pages = {986--988},
     publisher = {mathdoc},
     volume = {203},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1972_203_5_a1/}
}