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Faculty of Humanities, Siedlce University of Natural Sciences and Humanities, Poland |
CORRESPONDING AUTHOR
Mirosław Minkina
Faculty of Humanities, Siedlce University of Natural Sciences and Humanities, Zytnia 39, 08-110, Siedlce, Poland
Submission date: 2019-04-24
Final revision date: 2019-06-25
Acceptance date: 2019-06-27
Online publication date: 2019-09-18
Publication date: 2019-09-30