“Pengaruh Model Pembelajaran Problem Based Learning (Pbl) Dengan Menggunakan Media Power Point Terhadap Hasil Belajar Siswa Pada Materi Larutan Asam Basa: The Influence of Problem Based Learning (PBL) Using Media Point on Student Learning Outcomes in Basic Acid Solution Materials”. Talenta Conference Series: Science and Technology (ST), vol. 2, no. 1, Jan. 2019, pp. 147-52, https://doi.org/10.32734/st.v2i1.334.