@article{MT_1989_16_a4,
     author = {N. G. Nesterenko},
     title = {Anan'in's conjecture on algebras that can be represented by triangular matrices},
     journal = {Matemati\v{c}eskie trudy},
     pages = {101--110},
     publisher = {mathdoc},
     volume = {16},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MT_1989_16_a4/}
}