@incollection{:/content/books/9789210581851s008-c004, author = "United Nations Department of Economic and Social Affairs", title = "Deaths", booktitle = "United Nations Demographic Yearbook 1956", publisher = "United Nations", year = "1957", pages = "634-711", url = "https://www.un-ilibrary.org/content/books/9789210581851s008-c004" }