Pengaruh Strategi Pembelajaran Tipe Two Stay Two Stray Berbasis WhatsApp Terhadap Hasil Belajar Materi Zat Aditif dan Adiktif di SMP Negeri 4 Bitung. SCIENING : Science Learning Journal, [S. l.], v. 2, n. 1, p. 30 35, 2021. DOI: 10.53682/slj.v2i1.857. Disponível em: https://ejurnal.unima.ac.id/index.php/sciening/article/view/857. Acesso em: 25 feb. 2026.