Gunawan, A. “Policy Adequacy in Delegating Several Authorities to Sub-District Head to Improve the Quality of Waste Management Services at Tangerang Regency Banten Province”. Jurnal Ilmiah Administrasi Pemerintahan Daerah, Vol. 9, no. 1, Dec. 2017, https://ejournal.ipdn.ac.id/JAPD/article/view/98.