@incollection{:/content/books/9789210043397c008, author = "United Nations", title = "参考书目", booktitle = "联合国 2009 年化石能源和矿产储量 与资源框架分类及应用规定", publisher = "United Nations", year = "2014", pages = "47-47", url = "https://www.un-ilibrary.org/content/books/9789210043397c008" }