The Free On-line Dictionary of Computing (30 December 2018):

QLISP

   1. SRI 1973.  General problem solving, influenced by PLANNER.
   QA4 features merged with INTERLISP.

   ["QLISP - A Language for the Interactive Development of
   Complex Systems", E. Sacerdoti et al, NCC 45:349-356, AFIPS,
   1976].

   2. A parallel LISP.

   ["Qlisp", R. Gabriel et al in Parallel Computation and
   Computers for AI, J. Kowalik ed, 1988, pp.63-89].

   (1999-10-12)