MATERIALS
OF THE XVI INTERNATIONAL SCIENTIFIC AND
PRACTICAL CONFERENCE
SCIENCE AND C IV ILIZA TIO N - 2020
30 January - 07 February , 2020
Volume 14
SHEFFIELD
SCIENCE AND EDUCATION LTD
2020
Science and civilization - 2020 ★ Volume 14
SCIENCE AND EDUCATION LTD
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M aterials of the XVI International scientific and practical Conference
Science and civilization - 2020 , 30 January - 07 F e b ru a ry , 2020: Sheffield.
Science and education LTD - 1 7 1 p.