@book{43072,
	author = {Ahsan Rasheed (F19A14G06006)},
	title = {Symmetry group classification extensions and invariant solution of partial difference},
	publisher = {(unpublished)},
	year = {2021},
	address = {Faisalabad},
	note = {A thesis submitted in the partial fulfillment of the requirements for the degree of Master of Math to the Faculty of Social sciences and humanities  
}
}