„… Field performance of Trelleborg PneuTrac tyres Prof. Giovanni Molari, Dr.-Ing Michele Mattetti …” „… equipped with Trelleborg PneuTrac tyres could be an exception to this trend, because these tyres can …” „… PneuTrac tyres and a set of equivalent radial tyres with the same external drawing. Both of these tyres …”

„… � � � � � � � � � � � � � � � � 47 A. Lajunen, University of Helsinki, Finland Field performance of Trelleborg PneuTrac tyres …”

„… Performance of Trelleborg PneuTrac Tyres. Journal of Agricultural Engineering 51 (2): pp. 100–106 …”