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E Waddell
发表
ALTERNATE DESIGN METHODS FOR PEDESTRIAN SAFETY AT ROUNDABOUT ENTRIES AND EXITS: CRASH STUDIES AND DESIGN PRACTICES IN AUSTRALIA, FRANCE, GREAT BRITAIN AND THE USA
B Baranowski, E Waddell, 2003 .
EVOLUTION OF ROUNDABOUT TECHNOLOGY: A HISTORY-BASED LITERATURE REVIEW
E Waddell, E. Waddell, 1997 .