1. Accidents in the Construction Industry;Ahlgren,1989
2. Safe behavior and safety motivation;Andriessen;Journal of Occupational Accidents,1978
3. Auswahl eines Anschlagmittels unter sicherheits-technischen Aspekten;Armbruster;Deutsche Hebe und Fordertechnik,1976
4. Accidents with hand-held machines and tools in construction work (in Swedish);Axelsson,1985
5. Hanging in there (in Swedish);Axelsson,1987