Wibowo, Widodo Setiyo, et al. “Increasing students’ Higher Order Thinking Skills in Science Learning through Discovery Learning Assisted by E-Worksheet Based on Google Docs”. Jurnal Inovasi Pendidikan IPA, vol. 8, no. 1, June 2022, pp. 89-98, doi:10.21831/jipi.v8i1.45860.