Martinėnas, Bronislovas, Evelina Brannvall, and Valdas Špakauskas. 2006. “Fine Particles Spreading Into the Roadside Model and Typical of Its Distribution”. The Baltic Journal of Road and Bridge Engineering 1 (3): 123-28. https://bjrbe-journals.rtu.lv/bjrbe/article/view/1822-427X.2006.3.123%E2%80%93128.