Ismail Pioke, Samsiar Rivai, and Siti Kalsum Talib. “THE USE OF CONCRETE OBJECTS MEDIA ON STUDENTS’ LEARNING OUTCOMES OF NETS - CUBE NETS AND BEAMS”. European Journal of Humanities and Educational Advancements, vol. 2, no. 12, Dec. 2021, pp. 93-98, https://scholarzest.com/index.php/ejhea/article/view/1599.