(2019). . , 52(1), 110-121. doi: 10.22059/JUFGNSM.2019.01.12
. "". , 52, 1, 2019, 110-121. doi: 10.22059/JUFGNSM.2019.01.12
(2019). '', , 52(1), pp. 110-121. doi: 10.22059/JUFGNSM.2019.01.12
. , 2019; 52(1): 110-121. doi: 10.22059/JUFGNSM.2019.01.12


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