БУГРІЙ, О. В. Psychological aspect in the educational activities of students of geography. Pedagogy of Higher and Secondary Education, Kryvyi Rih, Ukraine, v. 32, p. 299–306, 2011. DOI: 10.31812/educdim.4586. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/4586. Acesso em: 30 jan. 2025.