New York and London: Routledge & Kegan Paul, 1987 ISBN 0-7102-0720-4, p. 120-1==External links==* an excerpt from Jane's Armour and Artillery 2008
New York and London: Routledge & Kegan Paul, 1987 ISBN 0-7102-0720-4, p. 120-1* Jane's Armour and Artillery 2008