Marahtanov A. Information system "PetrSU Journals " // Principles of the Ecology. 2012. Vol. 1. № 1. P. 3‒4.



Issue № 1

Type of article №5

Information system "PetrSU Journals "

Marahtanov
   Aleksey 		PetrSU, alikrpk@gmail.ru
Is received: 30 july 2012 year
Is passed for the press: 30 july 2012 year