Journal Name : Problems and perspectives of modern science ISSN No. : 4684-1407 Publisher : Scientific Cooperation Center "International Scientific Investigations" Advisory board Advisory board Advisory board Dr. Rajendra Shendge Ecaterina Patrascu Flavio de Sao Pedro Filho A. R. Burla College, India Spiru Haret University, Bucharest, Romania Federal University of Rondonia, Brazil Directory of Research Journals Indexing Wesite : http://www.olddrji.lbp.world Mail us at : info@drji.org / ashok.drji@gmail.com