Sayers, Michael W.
Guidelines for conducting and calibrating road roughness measurement By Michael W. Sayers, Thomas D. Gillespie and William D.O. P - Washington, D.C. IBRD 1986 - 87p. - World Bank Technical Paper, 46 .
Roads
X6 In8g
Guidelines for conducting and calibrating road roughness measurement By Michael W. Sayers, Thomas D. Gillespie and William D.O. P - Washington, D.C. IBRD 1986 - 87p. - World Bank Technical Paper, 46 .
Roads
X6 In8g
