@incollection{:/content/books/9789211562668s010-c161, author = "United Nations", title = "Sudan", booktitle = "Energy Balances and Electricity Profiles 2006", publisher = "United Nations", year = "2009", pages = "624-624", url = "https://www.un-ilibrary.org/content/books/9789211562668s010-c161" }