373–380 [2018-04-02]. ISSN 0004-6361. doi:10.1051/0004-6361:20031515 (英语). StevenW. Squyres, Ray T. Reynolds, Audrey L. Summers, Felix Shung. Accretional
Nations Unies. Espoir. 1995, (102) [2015-10-04]. (原始内容存档于2009-07-10) (法语). Mosher, Steve. Bush stops funds for UNFPA abuses; the U.N. population fund supports