ALY, M., 		HAMID, Nur, 		SUHARNO, Novianto, 		KHOLIS, Nor, AND 		AROYANDINI, Elvara.
" Community Involvement and Sustainable Cave Tourism Development  in Tulungagung Region" <em>Journal of Environmental Management and Tourism</em> [Online], Volume 12 Number 2 (29 March 2021)