1. D. J. Shayler: The proposed USSR Salyut and US Shuttle docking mission c.1981, Journal of the British Interplanetary Society, 44, no. 11, 1991
2. US-Russian Cooperation in Space, Office of Technical Assessment, Congress of the United States, OTA-ISS-618, April 1995
3. Phase 1 Programme Joint Report, George C. Nield and Pavel Mikailovich Vorobiev Editors, NASA SP-1999-6108 (in English), January 1999, Section 7 — Crew Training
4. ‘Implementing the Agreement between the National Aeronautics and Space Administration of the United States of America and the Russian Space Agency of the Russian Federation on Human Spaceflight Cooperation’, (undated) copy in the STS-60 Mission Archive File, Charles F. Bolden Collection, NASA JSC History Collection, University of Clear Lake, Houston, Texas; photocopy in AIS Archives
5. Russian Space Agency (RSA) sponsored Mission Specialist Standards of Conduct Agreement, (dated 11 October 1992); original copy in the STS-60 Mission Archive File, Charles F. Bolden Collection, NASA JSC History Collection, University of Clear Lake, Houston, Texas; photocopy in AIS Archives