000 00546cam a2200169 4500
001 D10417
008 090401t xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u94968
041 _aeng
050 _a526.990285
100 _aClegg, Martin L
245 2 _aA review of the factors affecting the reliable performance of underwater acoustic positioning systems. Hydrographic Journal No.18 August 1980 p.13-33
350 _a0
520 _aIn RICS Land surveyors information package 11: acoustic positioning
942 _n0
948 _c04/03/1997
999 _c98241
_d98241