The development of ICT clusters in European cities: towards a typology. - Willem Van Winden; André Van Der Meer; Leo van den Berg (Int. J. Technol. Manag., 2004)

An ontological infrastructure for traveller information systems. - J. Javier Samper; Vicente R. Tomás; Juan J. Martínez; Leo van den Berg (ITSC, 2006)

Improving a traffic operator interface using an ontology and intelligent rules. - Arturo Sáez Esteve; Vicente R. Tomás López; J. Javier Samper; Leo van den Berg (EATIS, 2007)

An ontological infrastructure for the automatic control of freight transport. - J. Javier Samper; F. Javier Adell; Leo van den Berg; Juan José Martínez-Durá; Santiago Felici (EATIS, 2008)

Improving Semantic Web Service Discovery. - J. Javier Samper; F. Javier Adell; Leo van den Berg; Juan José Martínez-Durá (J. Networks, 2008)