Venera I. Vagizova, Ksenia M. Selivanova and Ajdar M. Tufetulov
International Business Management 9 ( 6 ): 1543 - 1549 , 2015
Venera I. Vagizova, Ksenia M. Selivanova and Ajdar M. Tufetulov
International Business Management 9 ( 6 ): 1555 - 1559 , 2015