Napar, Munir Ahmed. Technical study of digital power system protection schmes used for extra high voltage (EHV) transmission lines / Munir Ahmed Napar...[et.al.] - MUET, Jamshoro : Electrical Engineering, IICT, 1995. - iv, 98p. : ill. ; 30 cm. Includes References. Subjects--Topical Terms: Electrical Engineering. Dewey Class. No.: / NAP