Yulianti, S. H., N. Juanengsih, and Y. Mardiati. “POE LEARNING MODEL: THE EFFECT ON STUDENT SCIENCE PROCESS SKILLS ON THE COORDINATION SYSTEM CONCEPT”. JPPS (Jurnal Penelitian Pendidikan Sains), vol. 8, no. 1, Dec. 2018, doi:10.26740/jpps.v8n1.p%p.