Ausgabe 4/1999
Inhalt (5 Artikel)
Productivity, efficiency and technical change in the European railways: A non-parametric approach
Pedro Cantos, José M. Pastor, Lorenzo Serrano
Appraisal of investments in European nodal centres for goods – freight villages: A comparative analysis
Dimitrios A. Tsamboulas, Ioannis Dimitropoulos
Simulation assessment of incident detection by cellular phone call-in programs
Renatus N. Mussa, Jonathan E. Upchurch