州/湖站(PDF). Chicago Transit Authority, Ridership Analysis and Reporting. January 31, 2018 [July 29, 2018]. (原始内容存档 (PDF)于2018-08-07). State/Lake. (页面存档备份,存于互联网档案馆)
哈羅德·華盛頓圖書館-州/范布倫站Annual Ridership Report – Calendar Year 2017 (PDF). Chicago Transit Authority, Ridership Analysis and Reporting. January 31, 2018 [July 29, 2018]