Palley HA, Palley ML. AN INTERNATIONAL COLLABORATIVE EDUCATIONAL EFFORT BETWEEN THE UNIVERSITY OF MARYLAND, THE UNIVERSITY OF DELAWARE AND ZAPOROZHYE NATIONAL UNIVERSITY. PSJ [інтернет]. 15, Лютий 2007 [цит. за 05, Грудень 2025];(2):171-4. доступний у: https://journalsofznu.zp.ua/index.php/pedagogics/article/view/1754