Latumarisa, E., R. Osok, R. Soplanit, and S. Talakua. “Spatial Analysis of Land Critical Level in Protected Forest Area of Gunung Sirimau Ambon City”. JURNAL BUDIDAYA PERTANIAN, Vol. 18, no. 1, June 2022, pp. 89-96, doi:10.30598/jbdp.2022.18.1.89.