1. Planeringsmodeller för väg- och gatutrafiksystem;Erlander,1972
2. A mathematical programming model for bus traffic in a network;Erlander,1974
3. A relationship between the gravity model for trip distribution and the transportation problem in linear programming;Evans;Trans Res.,1973
4. On the combined distribution-assignment of traffic;Florian;Transpn Sci.,1975
5. Metod för standardbeskrivning av kollektiva transportsystem;Friberg,1974