000 00278pas a2200097 454500
008 160820b xxu||||| |||| 00| 0 eng d
022 _a0095-2648
245 _aTRANSPORATION RESEARCH ABSTRACTS
260 _aWASHINGTON
_bNATIONAL ACADEMY OF SCIENCES
_c
906 _a
_b
_c
_dJan - Dec,2008
999 _c473629
_d473629