@book{318445,
	author = {Depman, Ivan Âkovlevič and Kiselev, Û.},
	title = {Mir čisel},
	publisher = {Det.lit.},
	year = {1982},
	series = {Bibliotečnaâ seriâ},
	address = {Leningrad},
	edition = {4-e izd. pererab. i dop.}
}