1., Zhongguo Wushu Da Cidian
The Great Dictionary of Chinese Wushu, Beijing 1990

2. Ancient Chinese Weapons, A Martial Artist's Guide
Dr. Yang, Jwing-Ming, Boston, 1999

3. Kungfu Qigong Magazine #12 December 2000
Pacific Rim Publications, Fremont, CA

4. Master Yang, Xiao Dong (Tony Yang), WuTang Chinese Martial Arts Center
Personal communications

5. Master Su, Yu-Chang, Pachi Tanglang Chuan Martial Arts Institute
Baguaquan seminar, Akron, OH, March 13&14, 1999

6. The Invisible Web, A Taichi Chuan Manual
Dr. Su Yu-Chang, Spain, 1998

7. Pa Kua Chang Journal
various issues 1990-97, including (but not exclusively) Vol.3 Nos.1&2, Vol.4 Nos.1&5, Vol.6 Nos.3&5

8. Baguazhang - Emei Baguazhang
Liang Shou-Yu, Yang Jwing-Ming, Wu Wen-Ching, Boston, 1994

9. Classical Baguazhang vol. VII - BaGuaQuan Zhen Chuan, The Genuine
Transmission of BaGua Quan
Sun Xikun, Trans. Joseph Crandall, Smiling Tiger Martial Arts, Pinole, CA 2001

10. Classical Baguazhang vol. XII - Wudang Bagua Lianhuan Yue
Huang Xin, Trans. Joseph Crandall, Smiling Tiger Martial Arts, Pinole, CA 1996

11. Classical Pa Kua Chang, Fighting Systems and Weapons
Jerry Alan Johnson and Joseph Crandall, 1990