found: His Oi akashe, c1983:t.p. (Olivier Greif)
found: Olivier Greif, WWW site, April 26, 2004:biographie, English version (Olivier Greif; b. Jan. 3, 1950, Paris; d. 2000, May 13, 2000, Paris; composer, pianist; "1976, Olivier Greif begins a spiritual quest with an Indian master living in New York, Sri Chinmoy. In 1978, his master gives him a new first name: Haridas, which means 'God's servant'")
found: OCLC database, April 26, 2004(hdgs.: Greif, Olivier; Greif, Haridas, 1950- ; usage: Olivier Greif, Haridas Greif, Haridas Olivier Greif)
found: Obituaires de janvier à juillet 2000 Web site, Aug. 17, 2004(Olivier Greif; b. Paris, Jan. 3, 1950; d. Paris, May 18, 2000)