Rohmatul, et al. “Efektivitas Model Pembelajaran Kooperatif Tipe Cooperative Integrated Reading and Composition (CIRC), Student Teams Achievement Division (STAD), Dan Jigsaw Secara Online Terhadap Hasil Belajar Siswa Kelas X Di SMK PGRI 1 Ngawi”. Journal Focus Action of Research Mathematic (Factor M), vol. 4, no. 1, Dec. 2021, pp. 1-20, doi:10.30762/factor_m.v4i1.3407.