Norhafiza Hasan The utilization of coal bottom ash as sand replacement in concrete / Norhafiza Hasan - Kuantan, Pahang : UMP, 2012 - xii, 56 p. : ill. (some col.) ; 30 cm. Project paper (Bachelor of Civil Engineering) -- Universiti Malaysia Pahang -- 2012 Bibliography: p. 55-56 ISBN: THE0002569(Local) Subjects--Topical Terms: Concrete constructionAsh disposal