@article{SEMR_2015_12_a31,
     author = {E. E. Vityaev and V. V. Martinovich},
     title = {Formalization of <<natural>> classification and systematics as fix-points ofpredictions},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {1006--1031},
     publisher = {mathdoc},
     volume = {12},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2015_12_a31/}
}