ϳ
 ../ Rudenko V.S.
../ Rudenko V.S.
,
ϳ kubg.edu.ua -
г
, ,
, 4-11, 2020
22020
ֲί
,
The 7 th International scientific and practical conference―Eurasian, 2020
12020
ֲ Ҳ ֲί
,
The 8th International scientific and practical conference Science, society, 2020
12020
. .
1–3