Fonseca Vigoya M, García Mendoza J, Orjuela Abril S. Analysis of the Level of Implementation of Programs for the Efficient Use of Energy and Unconventional Sources: Case Study Colombia. IJEEP [Internet]. 2020 Aug. 10 [cited 2024 Dec. 2];10(5):679-86. Available from: https://econjournals.com.tr/index.php/ijeep/article/view/9713