000
00286 a2200121 4500
080
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633.91(063)
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I 61 P
245
1
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Proceedings
_b
Vol. 1, Part 1
260
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Rubber Research Institute of Sri Lanka
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1984
650
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Rubber
100
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300
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1-387 p.
901
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180060
999
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86040
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86040