“The Comparison of Cooperative Learning Models of Number Head Together (NHT), Think Pair Square (TPS), and Student Team Achievement Division (STAD) on Maths at State Junior Secondary Schools (SJSS) in Pekanbaru-Riau Province-Indonesia”, Mediterr. J. Soc. Sci., vol. 7, no. 3, p. 389, May 2016, Accessed: May 05, 2024. [Online]. Available: https://www.richtmann.org/journal/index.php/mjss/article/view/9065