Andrianto, Rizki, 		Perwira, Ima Yudha, AND 		Negara, I Ketut Wija.
" Analisa Kualitas Air di Sungai Pelus, Purbalingga, Jawa Tengah" <em>Current Trends in Aquatic Science</em> [Online], Volume 4 Number 1 (16 July 2021)