Petter Helmersen Bogfjellmo

Competition and its potential negative effect on safety in powered two-wheeler (PTW) training seen from a system perspective 2020, Research in Transportation Economics: Volum 82 s. 1-9;Sætren, Gunhild Birgitte; Bogfjellmo, Petter Helmersen; Wigum, Jan Petter

Test-oriented rider training and its effect on safety for powered two-wheeler classes in Norway – a qualitative study. e-proceedings of the 30th European Safety and Reliability Conference and 15th Probabilistic Safety Assessment and Management Conference (ESREL2020 PSAM15) 2020, Research Publishing Services:;Wigum, Jan Petter; Bogfjellmo, Petter Helmersen; Sætren, Gunhild Birgitte

Competition in the Rider Training Industry – Beneficial or a Threat to Safety? e-proceedings of the 30th European Safety and Reliability Conference and 15th Probabilistic Safety Assessment and Management Conference (ESREL2020 PSAM15) 2020, Research Publishing Services:;Sætren, Gunhild Birgitte; Wigum, Jan Petter; Bogfjellmo, Petter Helmersen

A qualitative study of the rider training system for younger riders in powered twowheelers (PTW) class AM146 and A1, and its effect on risk. Proceedings of the 29th European Safety and Reliability Conference(ESREL). 22 – 26 September 2019 Hannover, Germany 2019, Research Publishing Services: s. 3476-3483;Sætren, Gunhild Birgitte; Wigum, Jan Petter; Bogfjellmo, Petter Helmersen

The future of driver training and driver instructor education in Norway with increasing ADAS technology in cars. Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway 2018, CRC Press: s. 1433-1441;Sætren, Gunhild Birgitte; Wigum, Jan Petter; Robertsen, Rolf; Bogfjellmo, Petter Helmersen; Suzen, Elisabeth