Sołowczuk, Alicja. “Estimation of Free-Flow Speeds on Rutted Asphalt Two-Way, Two-Lane Roads With the Soft Shoulders”. The Baltic Journal of Road and Bridge Engineering 6, no. 3 (September 27, 2011): 201–209. Accessed April 29, 2024. https://bjrbe-journals.rtu.lv/bjrbe/article/view/bjrbe.2011.26.