Zhong Xian OoiHanafi IsmailAzhar Abu Bakar2024-11-012024-11-012014-01-23http://www.tandfonline.com/doi/abs/10.1080/03602559.2013.843696https://dspace-cris.utar.edu.my/handle/123456789/5967Characterization and Properties of Pretreatment Effect on Oil Palm Ash Filled Natural Rubber Vulcanizatesjournal-article