1. Chengxian, L.: Advance in Space Biology and Biotechnology Researches. Chinese Journal of Space Science 19, 12(Supplement), 1–7 (1999)
2. Guangda, S.: Image Parallel Processing Technology. Tsinghua Univesity Publisher (2002)
3. Jinian, B., Hongxi, X.: Electronic Circuit Designment with VHDL. Tsinghua Univesity Publisher, 2000
4. Pidong, J.: Space Biology. Qingdao Publisher (2000)
5. Qiuqi, R.: Digital Image Processing. Electronic Industry Publisher (2001)