Marinšek M, Hmelak M, editors. Tasks Oriented Towards the Use of Operational–Practical Methods in Textbooks for Environmental Studies. In: Interdisciplinary Research in Teaching and Learning: New Perspectives and Approaches [Internet]. University of Maribor Press; 2024 [cited 2026 Mar. 6]. pp. 225-44. Available from: https://press.um.si/index.php/ump/catalog/book/882/chapter/100