Manyoma, Pablo, Juan P. Orejuela, Patricia Torres, Luis F. Marmolejo, and Carlos J. Vidal. 2015. “LANDFILL LOCATION WITH EXPANSION POSSIBILITIES IN DEVELOPING COUNTRIES”. International Journal of Industrial Engineering: Theory, Applications and Practice 22 (2). https://doi.org/10.23055/ijietap.2015.22.2.1377.