00396nam a2200121Ia 4500008004100000100002000041245007900061260006400140300001000204650001900214650002000233650002100253220216s9999    xx            000 0 und d  aDissanayake A B 0aStudy of the future possibilities of the rubber industry : Part 3. Outlook  bRubber Research Institute of Ceylon Quarterly Journalc1969  a49-56  aNatural rubber  aRubber industry  aSynthetic rubber