Павлюх ЛІ. Peculiarities of logical and methodological approaches to the qualifying paper development by ecologist and chemmytologist. Proceedings of National Aviation University [Internet]. 2013 May 29 [cited 2024 Dec. 20];55(2):263-5. Available from: https://jrnl.nau.edu.ua/index.php/visnik/article/view/5483