76-mm Super Rapid Gun System mounted on Italian OF-40 main battle tank chassis
U.S. Army Armor Center
<a rel="nofollow" class="external text" href="https://www.benning.army.mil/armor/eARMOR/content/issues/1989/MAR_APR/ArmorMarchApril1989web.pdf">The Navy’s Antitank System</a>, <i>Armor</i>, March-April 1989, Vol. 98, No. 2, Page 44