TY - BOOK AU - Karmin BK AU - Begunovsaya LM AU - Betz GE AU - Zhakova VG TI - Stability of the tensile and elastic properties of rubber compounds based on different NR grades ar curing and thermal-oxidative ageing PY - 1968/// PB - Natural Rubber Conference, 28 August-5 September 1968, Kualalumpur, Malaysia ER -