man Pazhouhan, Akbar Najafi, Abolghasem Kamkar Rouhani, Javad Vahidi

Effect of Subsurface Materials on Earthwork Operation Costs of Forest Road

European Journal of Forest Engineering

2017-Cilt: 3 - Sayı: 2

44-51

Time study, Earthwork operation, Digging, Rock share, Hourly cost

65 66