Ramírez-Núñez, M., & Valverde-Calderón, J. F. (2015). ALTERNATIVE SOLUTION FOR DIRECT TRANSFORMATION OF GEOGRAPHIC INFORMATION: THE CASE OF COSTA RICA CHANGING THE OFFICIAL SYSTEM OF COORDINATES (LAMBERT TO CRTM05). Geographical Journal of Central America, 2(53), 15-38. https://doi.org/10.15359/rgac.2-53.1