M. : Military Publishing, 1977. — 272 s. This guide is dedicated to the famous installation of 2. A14, E. designs K. Raczynski and R. I. Purcena with P. design submachine guns G Yakusheva, which was created under the 23-mm cartridge of the famous gun VY-23, used on the Stormtroopers IL-2 . This setting is widely used, in almost all local conflicts of recent times. Assistance in the development of the installation will be able to provide this publication, as much information from it will be gleaned by historians of military equipment and modelers. Service management, h. I, contains information about the purpose, combat properties, technical data and the device of the twin installation, sight and ammunition for it, as well as instructions necessary for the correct operation of the installation and maintaining it in constant readiness for combat use.