@article{MT_1987_7_a3,
     author = {B. I. Botvinnik},
     title = {Multiplicativity in cobordism theories of manifolds with singularities},
     journal = {Matemati\v{c}eskie trudy},
     pages = {44--61},
     publisher = {mathdoc},
     volume = {7},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_1987_7_a3/}
}