In 1958 sa in Konštrukte Trenčín began the development of the protirádiotechnickej jet rockets ( cover názov - ).
Source : ŠTAIGL, Jan Zbrojná production in Slovakia in rokoch 1954 – 1960, str. 67, MILITARY HISTÓRIA 2003/1 the military history institute in Bratislava.
Source : ŠTAIGL, Jan Zbrojná production in Slovakia in rokoch 1954 – 1960, str. 67, MILITARY HISTÓRIA 2003/1 the military history institute in Bratislava.