An Urge to Merge? Competition and Concentration in the European Airline Industry
Zijn de toegenomen landbouw-opbrengsten een der oorzaken van de verdroging in Nederland?
Effects of a small exit pupil in an optical configuration for virtual reality [2949-58]
Use of Operations Research to facilitate and improve railway planning
Non-stationarity and Low Frequency Turbulence at a Quasiperpendicular Shock Front