@incollection{:/content/books/9789287047762c013, author = "World Trade Organization", title = "Abréviations et symboles", booktitle = "Rapport sur le commerce mondial 2019", publisher = "WTO", year = "2019", pages = "242-242", url = "https://www.wto-ilibrary.org/content/books/9789287047762c013" }