1. Designing e-learning based independent learning activity unit through virtual worksheet: improving student's 4Cs. (June 2020) Authors: Aziziy, Y N; Sulhadi, ; Marwoto, P; Iswari, R S Journal: Journal of physics Issue: Volume 1567:Number 4(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗