000 00581nam a22001817a 4500
003 DULib
005 20160519124749.0
008 160519b xsy||||| |||| 00| 0 eng d
022 _a0733-9453
082 _a624,05
245 0 1 _aJournal Surveying Engineering\
_cAmerican society of civil engineerings.
260 _aVirginia:
_bAmerican society of civil engineerings,
_c2003AD .
300 _aVol124,No1:
_c28cm.
362 _aVol124,No1(February 1998).
650 _aCivil engineering
_962187
710 _aAmerican society of civil engineerings.
_962188
942 _2ddc
_cSER
999 _c317686
_d317686