Maroeto, Suntoro W.A, Joko Suyono, and Rossyda Priyadarshini. 2018. “Spread of Agriculture of Critical Land Using Land Evaluation Framework Approach in Welang Watersheed, Indonesia”. Nusantara Science and Technology Proceedings, August, 127-35. https://nstproceeding.com/index.php/nuscientech/article/view/24.