Timumun, K., Walanda, D. K. and Napitupulu, M. (2022) “The Development of HyperDocs on Chemistry Learning for High School Students’ Collaborative Skills”, Jurnal Riset Pendidikan MIPA. Palu, Sulawesi Tengah - INDONESIA, 6(2), pp. 98-108. doi: 10.22487/j25490192.2022.v6.i2.pp98-108.