Skrinskas, Skirmantas, and Arvydas Domatas. “Analysis of Lithuanian Gravel Roads Paving Programme Implementation in 1998–2005”. The Baltic Journal of Road and Bridge Engineering 1, no. 4 (December 27, 2006): 157–166. Accessed May 5, 2024. https://bjrbe-journals.rtu.lv/bjrbe/article/view/1822-427X.2006.4.157%E2%80%93166.