00388nam a2200109Ia 4500100001400000245010700014260002600121300000700147942000700154999001700161952010000178  aLeveque J 0aTechnology and preparation studies at the Institut de Recherches Sur Le Caoutchouc En Afrique I.R.C.A.  bI.R.C.A.Reprintc1973  a4p  cRE  c46169d46169  00104079aMAINbMAINd2021-12-22hVolume Novem, Issuel0r2021-12-22 00:00:00w2022-02-14yRE