@book{331175,
	title = {Development and Evaluation of Elementary Osmotic Pump for the Simultaneous Delivery of Nifedipine and Metoprolol Tartrate Rajagopal Kumaravelrajan},
	publisher = {Asian Journal of Pharmaceutics},
	url = {http://www.asiapharmaceutics.info/index.php/ajp/issue/view/71}
}