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Priority to JP4726685UpriorityCriticalpatent/JPS61162478U/ja
Publication of JPS61162478UpublicationCriticalpatent/JPS61162478U/ja
RURAL ROADS SPEED INCONSISTENCIES DESIGN METHODS. PART 1. OPERATING SPEEDS AND ACCIDENT RATES ON TWO-LANE RURAL HIGHWAY CURVED SECTIONS: INVESTIGATIONS ABOUT CONSISTENCY AND INCONSISTENCY IN HORIZONTAL ALIGNMENT
PRACTICAL EXPERIENCES WITH THE SAFETY OF A NUMBER OF ROAD TYPES: A STUDY INTO THE EFFECTS OF A NUMBER OF INFRASTRUCTURAL MEASURES ON ROAD SAFETY, IN RELATION TO THE'SUSTAINABLY SAFE'PRICINPLES
ROAD USER VISIBILITY AND CONSPICUITY, SOME COMMENTS. PROCEEDINGS OF THE INTERNATIONAL WORKSHOP" RECENT DEVELOPMENTS IN ROAD SAFETY RESEARCH", KONINKLIJK CONSERVATORIUM, THE HAGUE, 19 NOVEMBER 1986