Ellen Nurlindayani, Setiono, and Suhendar. “Profil Hasil Belajar Kognitif Siswa Dengan Metode Blended Learning Pada Materi Sistem Pernapasan Manusia: (Profile Of Student Cognitive Learning Results With The Blended Learning Method In Human Respiratory System Materials)”. BIODIK, vol. 7, no. 2, June 2021, doi:10.22437/bio.v7i2.12813.