Yasrimar Y. The use of contextual teaching approach and Learning (ctl) to increase power and squared root in Sd negeri 21 kapuh kecamatan koto xi tarusan. JIPS [Internet]. 2017 Apr. 30 [cited 2025 Jul. 2];1(1):198-20. Available from: https://e-journal.sastra-unes.com/index.php/JIPS/article/view/299