Ziedonis Lazda
- The Impact of Permitted Driving Speed on the Design of Urban Street Network in Latvia. In: The Baltic Journal of Road and Bridge Engineering, v. 6, n. 4 (December 2011). (2011):
- The Application of design speed for urban road and street network. In: The Baltic Journal of Road and Bridge Engineering, v. 9, n. 1 (March 2014). (2014):