Zakaria, E., I. Baba, and A. Azman. “Indikator Keberkesanan Pendekatan Pengurangan Kemudaratan Dan Cabaran Implementasi Di Peringkat Agensi Berkepentingan”. The Malaysian Journal of Social Administration, vol. 8, no. 1, June 2017, pp. 1-26, https://ejournal.um.edu.my/index.php/MJSA/article/view/3179.