Zakariya, Z., 		Santoso, T., 		Arifin, S., 		Ifada, T., & 		Yusita Sari, M.
(2019).
 Why the Implementation of the Clean-Up (Saberpungli) Policy for Illegal Levies has not yet Reached the Target in East Java.
<em>Iapa Proceedings Conference, </em>, 472-480.
doi:10.30589/proceedings.2019.248