Defining key performance indicators for infrastructure in Estonian national transportation policyKoppel, Ott; Kõrbe Kaare, KatiGeneral Proceedings of the 13th World Conference on Transport Research2013 / [2] p

The role of performance measurement in forming Estonian national transportation policyKoppel, Ott; Kõrbe Kaare, Kati13th World conference on transport research (WCTR) : 15-18 July 2013, Rio de Janeiro, Brazil : selected proceedings2013 / p. 1-19 : ill