Encyclopedia Astronautica (2007). "Orlan Space Suit". Encyclopedia Astronautica. Archived from the original on November 17, 2002. Retrieved November 8, 2007.
"王兆耀:神七出舱活动俄专家提供了技术支持" [Wang Zhaoyao: Russian Experts Provided Technical Support for Shenzhou 7's Extravehicular Activities] (Press release) (in Chinese). Jiuquan. Xinhua News Agency. 2008-09-24. Archived from the original on 2018-08-09. Retrieved 2018-08-09.
Encyclopedia Astronautica (2007). "Orlan Space Suit". Encyclopedia Astronautica. Archived from the original on November 17, 2002. Retrieved November 8, 2007.
"王兆耀:神七出舱活动俄专家提供了技术支持" [Wang Zhaoyao: Russian Experts Provided Technical Support for Shenzhou 7's Extravehicular Activities] (Press release) (in Chinese). Jiuquan. Xinhua News Agency. 2008-09-24. Archived from the original on 2018-08-09. Retrieved 2018-08-09.