000 00406nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aSapronov V
245 0 _aComparative evaluation of some types of natural rubber
260 _bProceedings of the International Rubber Conference, Kuala Lumpur. V.5, 1975; p407-415
650 _aNatural rubber
650 _aSMR
700 _aEmeljanov D
942 _cJS
999 _c55928
_d55928