SISWANTO, B., 		SUGIYANTO, F., & 		KURNIA, A.
(2021).
 Economic Model of Groundwater Damage Control in Semarang City: Prisoner's Dilemma Game.
<em>Journal Of Environmental Management And Tourism, 12</em>(7), 1951 - 1960.
doi:10.14505/jemt.12.7(55).20