Zhan, F.F. and Zhan, F.F. 2023. The Role of Youth as Non-State Actors in Providing Clean Water and Adequate Sanitation in the Tebas River Based on Quadruple Helix. APLIKATIF: Journal of Research Trends in Social Sciences and Humanities. 2, 2 (Dec. 2023), 113–122. DOI:https://doi.org/10.59110/aplikatif.v2i2.262.