Modulog "isa" Prolog. - Louis Dewez; E. Mafety (SPLT, 1987)

L'environnement Modulog. - Louis Dewez; Jean-Michel Douin; Philippe Lucas; J. L. Pruvot (SPLT, 1988)

MODULOG and the MODULA WorkStation. - Louis Dewez; Jean-Michel Douin; Philippe Lucas (STACS, 1988)