Designing for safety: the 'free flight' air traffic management concept. - Jacco M. Hoekstra; Ronald N. H. W. van Gent; Rob C. J. Ruigrok (Reliab. Eng. Syst. Saf., 2002)

A visual display enhancing comfort by counteracting airsickness. - P. J. Feenstra; Jelte E. Bos; Ronald N. H. W. van Gent (Displays, 2011)

Estimation of Flight State with a Collision Alert Radar. - Jerom Maas; Ronald N. H. W. van Gent; Jacco M. Hoekstra (J. Aerosp. Inf. Syst., 2021)