DEVELOPMENT OF EXPERIMENTAL COMPETENCE OF ASTRONOMY TEACHERS WILL BE IMPROVED BY IMPROVING THE PROCESS OF LABORATORY TRAINING IN ASTRONOMY. IEJRD - International Multidisciplinary Journal [Internet]. 2021 Nov. 5 [cited 2026 Oct. 8];6(5):4. Available from: https://iejrd.com/index.php/iejrd/article/view/2376