PENERAPAN E-LKPD BERBASIS PENDEKATAN CONTEXTUAL TEACHING AND LEARNING (CTL) TERHADAP HASIL BELAJAR PADA MATERI STRUKTUR ATOM DI SMA NEGERI 2 TOMOHON. jsoscied [Internet]. 2024 Nov. 17 [cited 2026 Apr. 18];7(2):373-80. Available from: https://jurnal.poltekstpaul.ac.id/index.php/jsoscied/article/view/827