@book{21849,
	author = {Faiza Shabbir (14090) },
	title = {A study of roughness in lattice ordered soft sets },
	publisher = {(unpublished) },
	year = {2018},
	address = {Islamabad},
	note = {Submitted in fulfillment of the requirement for the degree of Master in Philosophy in Mathematics to the Faculty of Basic Sciences & Humanities. }
}