- Author: Egor P. Popov
- Language: English
- Year: 1990
- Author: V. N. Popov J. Niederle
- Language: English
- Year: 1983
- Author: Konstantin Ivanovich Popov Stojan S. Djokić Branimir N. Grgur
- Language: English
- Year: 2002
- Author: Egor P. Popov
- Language: English
- Year: 1990
MIsija London
pdf
- Author: Alek Popov
- Language: Croatian
- Author: P.E. Dankó A.G. Popov T.Ya. Kozhévnikova
- Language: Spanish
- Year: 1983
- Author: Oliver B. Popov (Editor)
- Language: English
- Year: 2003
