000 00574nam a22001817a 4500
999 _c169290
_d169289
005 20230626104723.0
008 230124b ||||| |||| 00| 0 eng d
041 _aEN
082 _223
_a910.11
_bELA
100 _aElankumaran, C.
245 _aGround water quality patterns of the Jaffna - Valikamam region: a statistical retrospective study
260 _aJaffna :
_bDepartment of economics, University of Jaffna,
_c1994.
300 _aviii, 69 p.
500 _aIncludes appendix
509 _aNS
650 0 _9148517
_aGround water - Jaffna - Valikamam
942 _cPR