TY - BOOK AU - Montoya Pardo,Milton Fernando TI - Trends and challenges in electricity and oil regulation T2 - Colección de regulación minera y energética AV - KHH3929 ebook PY - 2017///] CY - Bogotá PB - Universidad Externado de Colombia KW - Mining law KW - Colombia KW - Petroleum law and legislation KW - Electronic books N1 - Includes bibliographical references UR - https://www.digitaliapublishing.com/a/68801/ ER -