Cahyono, Amru Estu, and Teguh Hariyanto. “VALUASI ASIL EMANTAUAN AND UBSIDENCE I REA EKITAR ANGGUL UMPUR IDOARJO ENGAN EKNOLOGI IG”. GEOID 6, no. 2 (February 1, 2011): 117–122. ccessed December 6, 2025. https://journal.its.ac.id/index.php/geoid/article/view/1309.