1. Giving priority to “information-oriented technology” over “computer-oriented technology”

   • Toshio Yokoi

   Preface Pages: 359 - 360

2. Using Prolog for building frog, a hybrid knowledge representation system

   • Luca Console
   • Gianfranco Rossi

   Regular Papers Pages: 361 - 388

3. An abstract machine for the implementation of PARLOG on uniprocessors

   • Steve Gregory
   • Ian T. Foster
   • Graem A. Ringwood

   Regular Papers Pages: 389 - 420

4. Existential continuation

   • Taisuke Sato
   • Hisao Tamaki

   Regular Papers Pages: 421 - 438