000 00343nam a2200133Ia 4500
008 231017s9999 xx 000 0 und d
082 _a385.3
082 _bTRB
245 0 _aResearch enhance rail network performance
245 0 _cTransportation research board
260 _bTransportation research board
300 _c30cm
942 _cREP
999 _c605267
_d605267