000 00484cab a2200181 4500
001 A45
008 090401t1991 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u31907
041 _aeng
100 _aGreggor, K.
245 2 _aA generalised network adjustment and its applications
260 _c1991
350 _a0
490 _aSouth African Journal of Surveying and Mapping
_v21(3) December 1991, 135-138(4)
690 _aLAND SURVEYING
942 _n0
948 _c04/03/1997
999 _c21411
_d21411