@Article{ dix94retreat, author = {J\"{u}rgen Dix}, title = {{D}etailed {R}eport on the {F}irst {L}{P} \& {N}{M}{R} Retreat}, journal = {AI Communications}, year = {1995}, volume = {8}, number = {1}, pages = {39--43}, note = {Also in Computational Logic, Vol. 2, 1995, pages 94--97} }