Abdussofi, Khaedar, Muh. Hanif, and M. Bachrul Ulum. 2025. “The Effectiveness of ZIS Management on Increasing the Motivation and Academic Achievement of Underprivileged Students ”. Interdisciplinary Journal of Social Science and Education (IJSSE) 3 (3):177-88. https://doi.org/10.53639/ijsse.v3i3.102.