Andajani, S. J., Sartinah, E. P., Sumbawati, M. S. ., Pamuji, P., & Niratama, F. (2023). Testing effectiveness of social mobility and communication orientation model using problem-based learning for the visual impairment students. World Journal on Educational Technology: Current Issues, 15(2), 199–218. https://doi.org/10.18844/wjet.v15i2.8478