Source List
Gegional Competion RFFI-Ural. Scientific and practical results of the RFFI-Ural Competitions in Perm Krai in 2004-2006. Annotations. Perm: Perm Scientific Center of Ural Department of Academy of Sciences of Russia, 2007, Page 255-259.
Gegional Competion RFFI-Ural. Scientific and practical results of the RFFI-Ural Competitions in Perm Krai in 2004-2006. Annotations. Perm: Perm Scientific Center of Ural Department of Academy of Sciences of Russia, 2007, Page 255-259.