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International Business Management 9 ( 7 ): 1727 - 1731 , 2015
Lenar N. Safiullin, Ruslan G. Bodrov, Liliya M. Jusupova and Fatih Sh. Nugaev
International Business Management 9 ( 7 ): 1756 - 1760 , 2015
Ajdar M. Tufetulov, Fatih Sh. Nugaev and Andrey S. Zayats
International Business Management 9 ( 7 ): 1785 - 1791 , 2015
Alexey N. Kirpikov and Fatih Sh. Nugaev
International Business Management 10 ( 15 ): 2987 - 2991 , 2016
Alexey N. Kirpikov and Fatih Sh. Nugaev
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