Putri Pratiwi, C. ., Andayani, Suwandi, S. and Rohmadi, M. . (2022) “Lecturers’ And Students’ Perceptions On The Use Of Project-Based Digital Books In Online Learning During The Covid-19 Pandemic ”, INTERNATIONAL CONFERENCE OF HUMANITIES AND SOCIAL SCIENCE (ICHSS), pp. 231–238. doi: 10.1234/ichss.v1i1.29.