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999 _c16289
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003 KDUcat
008 170318b xxu||||| |||| 00| 0 eng d
041 _aEnglish
082 _a511.8
_bO62
110 _aOpen University of Sri Lanka
_93746
245 _aMathematical modelling 1V
_breport on a self study
260 _aNawala
_bOpen University of Sri Lanka
300 _a59 p.
650 _aMathematical models
_94083
650 _aMathematical models
_94083
942 _cLM
_2ddc