@incollection{:/content/books/9789210041232c005, author = "United Nations Conference on Trade and Development", title = "Messages clés", booktitle = "Examen de la politique d’investissement du Tchad", publisher = "United Nations", year = "2019", pages = "11-11", url = "https://www.un-ilibrary.org/content/books/9789210041232c005" }