Utami, Triarni Yuni Purtri and Purwani, Annie (2019) Model for Determining Temporary Landfil Facility Locations with Maximal Covering by Considering Capacity, Region and Hotels (Case Study at the Sector of TPS Malioboro-Kranggan Yogyakarta). [Artikel Dosen]
Utami, Triarni Yuni Purtri and Purwani, Annie (2018) Penentuan titik lokasi tps baru sektor malioboro – Kranggan yogyakarta. [Artikel Dosen]