@article{ZVMMF_2005_45_2_a16,
     author = {K. V. Rudakov and Yu. V. Chekhovich},
     title = {Completeness criteria for classification problems with set-theoretic constraints},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {344--353},
     publisher = {mathdoc},
     volume = {45},
     number = {2},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2005_45_2_a16/}
}