Tugiyono, Tugiyono and Setiawan, Agus and Suharso, Suharso and Risgiyanto, Anang and Huda, Ahmad Nuril and Hadi, Sutopo Evaluation of the Water Quality Status and Pollution Load Carrying Capacity of Way Umpu River, Way Kanan District, Lampung Province, Indonesia, Based on Land Use. International Journal of Ecology, 2023.

Risgiyanto, Anang and ., Suharso and ., Buhani and Tugiyono, Tugiyono and Kiswandono, Agung Abadi and Rahmawati, Anisa and Wardani, Dyah Wulan Relationship of season and water quality of Way Umpu river to public health in Way Kanan districtLampung-Indonesia. Eco. Env. & Cons..