Nursalam, Nursalam, and Muhammad Nawir. “Scavenger Social Existence in Makassar (case Study Community Scavenger in Tamangapa TPAS)”. International Journal for Innovation Education and Research, vol. 7, no. 12, Dec. 2019, pp. 01-07, https://doi.org/10.31686/ijier.vol7.iss12.1043.