PARSAKHOO A, HOSSEINI SA, LOTFALIAN M, JALILVAND H. Bulldozer and Hydraulic Excavator Traffi c Effect on Soil Bulk Density, Rolling Project and Tree Root Response. ijnes [Internet]. 2019 Jul. 14 [cited 2024 Dec. 16];2(3):135-8. Available from: https://ijnes.org/index.php/ijnes/article/view/419