Ghoutum, A., K. W. Edith, and A. K. Lebga. “Landfill Site Suitability Selection Using Geospatial Technology for the Yaounde Metropolitan City and Its Environs: Case of Soa Subdivision, Cameroon”. European Scientific Journal, ESJ, Vol. 16, no. 6, Feb. 2020, p. 95, doi:10.19044/esj.2020.v16n6p95.