found: Constant, M. Stress [SR] 1981?:label (J.F. Jenny-Clark; double bass)
found: Stockhausen, K. Aus den sieben Tagen [SR] 1973:labels (Jean-François Jenny-Clark, double bass)
found: New Grove dict. of jazz(Jenny-Clark, Jean-François; b. July 12, 1944, Toulouse, France; French double bass player)
found: Notes, June 1999:p. 863 (Jenny-Clark, Jean-François; d. Oct. 5, 1998, at 54, France; French bassist)
found: Barbieri, G. Obsession [SR] ca. 1985, p1967:container (Jean-François "Jenny" Clark, bass)
found: New Grove, 2nd ed., on line Dec 28, 2004(Jenny-Clark, Jean-François; b. July 12, 1944, Toulouse, France; French double bass player; d. Oct. 6, 1998, Paris)