@book{524451,
	author = {Shahid Sadiq and Supervisor : Dr. Syed Hussain Imran Jaffery },
	title = {Optimization of parameters for drilling of hard rocks in petroleum exploration a project thesis},
	publisher = {SMME NUST},
	year = {2013},
	address = {Islamabad},
	url = {http://10.250.8.41:8080/xmlui/handle/123456789/9039}
}