Research for the 21st century
Aufsatz (Zeitschrift)
Online Contents | 1996
|Research Agenda for the 21st Century
British Library Conference Proceedings | 2000
|21st Century Personal Air Vehicle Research
British Library Conference Proceedings | 2003
|Track21: Railway track research forthe 21st century
IuD Bahn | 2011
|British Library Online Contents | 2008
|