TY - BOOK AU - Gillespie,Thomas D. AU - Sayers,Michael ED - ASTM Committee E-17 on Traveled Surface Characteristics ED - Symposium on Roughness Methodology TI - Measuring road roughness and its effects on user cost and comfort: a symposium T2 - ASTM special technical publication SN - 0803104286 AV - TE153 M427 PY - 1985/// CY - Philadelphia, Pa. PB - ASTM KW - ROADS KW - RIDING QUALITIES KW - MEASUREMENT KW - CONGRESSES KW - SURFACE ROUGHNESS N1 - "ASTM publication code number (PCN) 04-884000-37"; Includes bibliographies and index ER -