Kurnia, A. R. D., M. Ibrahim, and W. Widodo. “Thinking Working Scaffolding Sharing Model to Improve Natural Science Competencies for Biology Pre-Service Teachers”. JPBI (Jurnal Pendidikan Biologi Indonesia), vol. 5, no. 2, July 2019, pp. 325-34, doi:10.22219/jpbi.v5i2.7742.