Charles M. Kennedy, ``Video Hardware for Making Movies,'' in Proceedings of the 1991 BRL-CAD Symposium, held at Aberdeen Proving Ground, Maryland, May 7-9 1991.
Also in ``The Ballistic Research Laboratory CAD Package Release 4.0 Manuals, Volume V, Analyst's Manual'' Page V5S14A01
Television Engineering Handbook, ed. K. Blair Benson, McGraw-Hill Book Company, 1986. ISBN 0-07-004779-0