000 | 00331nam a22001337a 4500 | ||
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003 | OSt | ||
008 | 240613b |||||||| |||| 00| 0 eng d | ||
082 |
_a627.52 _bV50E |
||
100 | _aVerma, A .K,and pandey V. K. | ||
245 | _aEffect of levelling index on quality | ||
260 |
_aC A E , R A U _c1990 |
||
300 | _a122 | ||
942 |
_2ddc _cT |
||
999 |
_c39095 _d39095 |