000 00286 a2200121 4500
080 _a633.91(063)
_bI 61 P
245 1 _aProceedings
_bVol. 1, Part 1
260 _bRubber Research Institute of Sri Lanka
_c1984
650 _aRubber
100 _a
_d
300 _a1-387 p.
901 _a180060
999 _c86040
_d86040