• Improving the road construction supply chain by developing a national level performance measurement system: the case of EstoniaKõrbe Kaare, Kati; Koppel, OttInternational journal of social and human sciences2012 / p. 225-231 : ill https://www.semanticscholar.org/paper/Improving-the-Road-Construction-Supply-Chain-by-a-Kaare-Koppel/40154cda6372cf120dc8e6cf3e5831865ab0b704