Fascicolo 88/1998
- Alfredo Fiocco, Bruno Simeone, Domenico Tersigni, A Sunday Opening Calendar for Shops in Rome through Random Utility Matching and Travelling Salesman Models
- Carlo Filippi, Giovanni Andreatta, Giorgio Romanin-Jacur, On Balancing the Flow Out of a Network with Gains
- Janez Zerovnik, Janez Brest, An Approximation Algorithm for the Asymmetric Traveling Salesman Problem