New York times WWW site, No7v. 5, 2007 (Khun Sa; b. Feb. 17, 1934; changed his name from Chang Chi-fu (also spelled Chufu or Shee-fu) in the 1970s; d. Oct. 26, Yangon, Myanmar, aged 73; publicity-loving Golden Triangle drug lord who thrived in the region's "kill or be killed" cauldron of ethnic rivalries and heroin-financed private armies)
Belanger, F. W. Drugs, the U.S., and Khun Sa, c1989: p. 96 (Major producer of heroin in Far East today is Khun Sa; product of mixed Shan and Haw Chinese blood; born in 1933 (or 1934); Mong Yai State [Burma]; though his given name is Chang Chi-fu, he adopted the pseudonym "Khun Sa," "khun" meaning lord and "Sa" being his stepfather's name, his mother having remarried a Shan Prince)
Bhinʻʺ bhu raṅʻ Khvanʻ Chā, 1994: p. 7 (Kyanʻ Rhi Phūʺ; b. 1939)
General Khun Sa, c1993: p. 4 (Chang Si-Fu; b. 1934)
Kʻun sha, 1996 t.p. (Kʻun Sha) p. 67 (b. 2-17, 1934; formal name Chʻi-fu; also named Kʻun Sha, Khunsa)