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035 _a(Sirsi) u97479
041 _aeng
100 _aNewman, R.V.
245 _aUnderwater acoustic positioning
350 _a0
520 _aIn: RICS et al. Survey and mapping. Conference at University of Reading, 30 March - 3 April 1981. (Paper C2). 1981/19 ABC
942 _n0
948 _c04/03/1997
999 _c98909
_d98909