Salangam, Atitaya, 		Phimyon, Jaratsri, 		Kessada, Panchai, 		Phuengphai, Pongthipun, 		Thanomsit, Chutima, 		Jamnongkan, Tongsai, 		Tongnunui, Sampan, AND 		Wattanakornsiri, Amnuay.
" Solid Waste Quantity, Composition and Characteristic, and Its Current Management at Elephant Study Center (Surin, Thailand)" <em>Naresuan University Journal: Science and Technology (NUJST)</em> [Online], Volume 27 Number 2 (28 May 2019)