Office for Illinois. Illinois State Water Survey. PrairieResearchInstitute(英语:PrairieResearchInstitute). [August 4, 2013]. (原始内容存档于2013-07-24). Thompson's
Terminal, New York City A.G. Suleberger. A Golden Gate Fantasy on the Kansas Prairie. The New York Times. 2010-09-15 [2010-09-16]. (原始内容存档于2021-03-22) (美国英语)