Sari Pertiwi, R., Nafik Hadi Ryandono, M., Rofiah, K. and ., A. 2019. Regulations and Management of Waqf Institutions in Indonesia and Singapore: A Comparative Study. KnE Social Sciences. 3, 13 (Mar. 2019), 766–783. DOI:https://doi.org/10.18502/kss.v3i13.4246.