Agustin, Meliana Sri, et al. “Teachers’ Perception Toward Electronic Student Worksheet Based on Chiken Manure Waste Treatment Projects to Improve Students’ Creative Thinking Skills”. Jurnal Penelitian Pendidikan IPA, vol. 9, no. 3, Mar. 2023, pp. 1050-8, doi:10.29303/jppipa.v9i3.2881.