Radko Zhelev

• Chovekŭt v nauchno-tekhnicheskata revoli︠u︡t︠s︡ii︠a︡
• Ideologicheski problemi na ikonomicheskii͡a︡ podkhod i intelektualizat͡s︡ii͡a︡ta
• Opitŭt na bazovite propagandisti--masova praktika