Government documents available through the CSU Libraries are fully cataloged in PRIMO. They are shelved under Superintendent of Documents Classification, a separate call number system that's based on federal agency. For example, documents published by the Department of the Interior will be shelved under call numbers beginning with "I".
PRIMO - This is the standard tool to search for books and other materials in the CSU Libraries.
Prospector - Request and delivery system for books, videos and other materials from libraries throughout Colorado. CU Boulder is the Regional Depository Library and has a comprehensive government publications holdings--and these are found in the Prospector catalog.