@article{DAN_1969_188_5_a11,
     author = {D. A. Raikov},
     title = {Semiabelian categories},
     journal = {Doklady Akademii Nauk},
     pages = {1006--1009},
     publisher = {mathdoc},
     volume = {188},
     number = {5},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1969_188_5_a11/}
}