The public and state principle in the administration of the People's Republic of BulgariaBoris P. Spasov · First published 1985Open the Tome
Razvitie na politicheskata sistema na obshtestvoto v NR Bŭlgarii͡a︡Boris P. Spasov · First published 1984Open the Tome
Sot︠s︡ialisticheskata demokrat︠s︡ii︠a︡, pravata na choveka i ideologicheskata borba na sŭvremennii︠a︡ etapBoris P. Spasov · First published 1981Open the Tome
Socialist legality and protection of human rights [essay]Boris P. Spasov · First published 1979Open the Tome
Socialist democracy in the People's Republic of BulgariaBoris P. Spasov · First published 1977Open the Tome
La nouvelle Constitution de la République populaire de BulgarieBoris P. Spasov · First published 1971Open the Tome
Sistema narodnogo predstavitelʹstva v Narodnoĭ Respublike BolgariiBoris P. Spasov · First published 1965Open the Tome
Dŭrzhavno pravo na Narodna Republika Bŭlgarii͡a︡Boris P. Spasov · First published 1900Open the Tome