1.
Ramadhanti RN, Azhar A. E-Module Validation Based on Contextual Teaching and Learning for High School Optical Instruments. J. Nat. Sci. Integr [Internet]. 2022Oct.30 [cited 2025Jul.9];5(2):237-46. Available from: https://dev-ojs.uin-suska.ac.id/index.php/JNSI/article/view/16982