Abstract
This report is a bibliography of Swedish, Danish, Norwegian and Finnish research projects concerned with traffic safety active or planned during 1977. The following areas are covered: (1) description and analysis of traffic accidents and traffic. (2) studies of performance characteristics and behaviour of road users. (3) studies of physical characteristics of road users. (4) studies of the possibility of influencing the behaviour of road users. (5) vehicle reliability and safety. (6) environmental and traffic planning. (7) roads and junctions. (8) administration and legislation in the traffic field, and (9) aids in traffic safety research.