MAKHAMBETZHAN, A.; KHOICH, A. Waste management as a part of sustainable development policy of Singapore. Journal of Economic Research & Business Administration, [S. l.], v. 111, n. 5, 2016. Disponível em: https://be.kaznu.kz/index.php/math/article/view/1093. Acesso em: 24 nov. 2024.