TaenaW., KolopakingL. M., JuandaB., BarusB., and BoerR. “An Institutional Model of Transboundary Watershed Management Toward Sustainable Development”. Jurnal Manajemen Hutan Tropika, Vol. 22, no. 1, May 2016, p. 35, doi:10.7226/jtfm.22.1.35.