@book{7918,
	author = {Norbaizurah Rahman,},
	title = {The combined effect of dipotassium hydrogen phosphate and paper mill sludge ash towards formation of efflorescence and properties of fly ash geopolymer mortar /},
	publisher = {UMP,},
	year = {2018},
	address = {Kuantan, Pahang :},
	note = {Faculty of Engineering Technology}
}