Setiawan, Heru, Wiwi Isnaeni, F. Putut Martin Herry Budijantoro, and Aditya Marianti. 2015. “Implementation of Digital Learning Using Interactive Multimedia in Excretory System With Virtual Laboratory”. REID (Research and Evaluation in Education) 1 (2):212-24. https://doi.org/10.21831/reid.v1i2.6501.