Ramos, Jan Nixon. Design and development of a bio metric controlled magnetic door security system for data center / Jan Nixon Ramos, Eunice Lubay, Lorna Sabado. - Paranaque : Olivarez College , 2015. - xii, 96 p. : black and white illustrations ; 28 cm. Includes curriculum vitae. Dewey Class. No.: OCP BSIT 0776 2015