Serhiienko T, Lysenko O. The problem-based method as a modern means of teaching English: from the experience of forming the English language communicative competence in students of Ukrainian foreign languages higher education institutions. ІСП [інтернет]. 14, Червень 2023 [цит. за 14, Жовтень 2024];(3(210):83-8. доступний у: https://isp.pano.pl.ua/article/view/278344