ArchiveVolume 3, Issue 2, December 2019
Shuiabov Oleksander, Mynya Oleksander, Chyhin Vasyl, Grytsak Roksolana, Malinina Antonina
Pages: 37-41     Published Online: Dec. 17, 2019
DOI: 10.11648/j.jb.20190302.11        Views 466      Downloads 89
Kamrun Nahar Keya, Nasrin Afroz Kona, Ruhul Amin Khan
Pages: 42-49     Published Online: Dec. 18, 2019
DOI: 10.11648/j.jb.20190302.12        Views 473      Downloads 123
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