Simorangkir, D. y Samosir, D. (2011) Geospatial Information Technology in Indonesia and its Legal Framework, TecCom Studies, (2), pp. 88-93. Disponible en: http://teccomstudies.com/index.php?journal=teccomstudies&page=article&op=view&path[]=131 (Accedido: 23abril2024).