@incollection{:/content/books/9789287046673s009-c007, author = "Pierre Latrille", title = "Air transport liberalization: A world apart", booktitle = "Opening Markets for International Trade in Services", publisher = "WTO", year = "2009", pages = "9-9", url = "https://www.wto-ilibrary.org/content/books/9789287046673s009-c007" }