Heinz Spiess

Technical Note - Conical Volume-Delay Functions

Heinz Spiess, H. Spiess, 1990, Transp. Sci..

EMME/2: INTERACTIVE GRAPHIC METHOD FOR ROAD AND TRANSIT PLANNING

Michael Florian, Heinz Spiess, André Babin, 1981 .

EMME/2 : UNE METHODE INTERACTIVE-GRAPHIQUE POUR LA PLANIFICATION DU TRANSPORT URBAIN MULTIMODAL

Michael Florian, Heinz Spiess, A Babin, 1984 .

Biproportional Matrix Balancing with Upper Bounds

Heinz Spiess, 2002 .