CARLSON, A. BRUCE COMMUNICATION SYSTEMS: AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION - 2ND ED. - Estados Unidos MCGRAW-HILL 1975 NEW YORK - 495 ISBN: 007009957X LCCN: 7881 Subjects--Topical Terms: TELECOMUNICACIONESTEORIA DE LA SEŅAL-TELECOMUNICACIONES Dewey Class. No.: 621.38043