@book{100816,
	author = {Nur Alya Afikah Binti Usop,},
	title = {A framework of enhanced  authentication for pdf textual  documents using zigzag-lsb  embedding algorithm /},
	publisher = {UMPSA,},
	year = {2022},
	address = {Kuantan, Pahang :},
	note = {Faculty of Computing}
}