@book{882163,
	author = {johnE.Hopcroft,RajeevMotwani,JeffreyD,Ullman},
	title = {Introduction to automata theory,languages,and computation,3rd Ed.},
	publisher = {Pearson India Edu. Service Pvt. Ltd. },
	year = {2022},
	address = {uttar pradesh },
	edition = {3 rd Ed}
}