Rakhmatulin R.R.

RAKHMATULIN Ramil Ruslanovich — Assistant Researcher, Department of Theoretical Mechanics. N.I. Lobachevsky Institute of Mathematics and Mechanics Kazan (Volga Region) Federal University (420008, Kazan, Russian Federation, Kremlin St., Bldg. 18, e-mail: rrahmatulin852@gmail.com).