00757nam a2200217 a 4500001001300000005001500013007000300028008004100031049001700072052001700089082001400106100003600120245010100156260005400257300003200311502008100343504005400424650002400478900002600502950001100528WDM20080036120201104171352ta080423s2006    us a     m    000   eng  0 lWM546940fDP02a629.2bP236m01a629.22211 a박상우,d1971-0KAC20132303210aModeling motor carrier crash risk with variable schedules over multiple days /dby Sang-Woo Park  aAnn Arbor, MI :bUMI Dissertation Services,c2006  axi, 169 p. :bill. ;c23 cm1 aThesis (Ph.D.) --bPennsylvania State University,cCivil Engineering,d2006.  aIncludes bibliographical references (p. 146-150). 4aEngineering, Civil.10aPark, Sangwoo,d1971-0 bUS$101