Rosidin, Undang, Feriansyah Sesunan, and Della Fitria. 2022. “Development of Assessment Instruments to Measure Collaboration and Responsibility Skills of Students in Physics Learning on Cased Method-Based”. AMPLITUDO : Journal of Science and Technology Innovation 1 (2):29-35. https://doi.org/10.56566/amplitudo.v1i2.7.