Tallinn-Tartu road - Estonian national main roadKirotam, Jüri; Liivaleht, Jaak; Sürje, Peep; Metsvahi, TiitIRF Regional Conference : European Transport and Roads - Meeting the Challenges of the 21st Century : Lahti, Finland, 14-16 June, 1999 : technical reports1999 / p. 241-246: ill