Robitnychyĭ klas URSR i naukovo-tekhnichnyĭ prohres

M. I. Dolishniĭ, Instytut suspilʹnykh nauk (Akademii︠a︡ nauk Ukraïnsʹkoĭ RSR), V. P. Chuhaĭlov, Mykola Marʹi︠a︡novych Drak, V. P. Isʹkiv