Strandzha--drevnost i sŭvremieIvanichka Georgieva, Dimitŭr Popov, Atanas Orachev · First published 1990Open the Tome
Tekhnologiite v sŭvremennata nauchno-tekhnicheska revoli͡u︡t͡s︡ii͡a︡Atanas Popov · First published 1987Open the Tome
Kulturata na srednovekovnii︠a︡ TŭrnovAtanas Popov, Velizar Iv Velkov · First published 1985Open the Tome
T︠S︡arstvuvashtii︠a︡t grad TŭrnovAtanas Popov, Petŭr Khristov Petrov · First published 1985Open the Tome
Veliko Tŭrnovo v istoricheskata sŭdba na Bŭlgarskii︠a︡ narodAtanas Popov · First published 1985Open the Tome
Kompleksni formi za vŭzpitanie na uchenit͡s︡itePopov, Atanas kandidat na pedagogicheskite nauki. · First published 1983Open the Tome
Kreposti i ukrepitelni sŭorŭzhenii︠a︡ v Krŭnskata srednevekovna oblastAtanas Popov · First published 1982Open the Tome
Kreposti i ukrepitelni sŭorŭzhenii͡a︡ v Krŭnskata srednovekovna oblastAtanas Popov · First published 1982Open the Tome
Nashata praznichno-obredna sistemaPopov, Atanas kandidat na pedagogicheskite nauki. · First published 1981Open the Tome
Za kulturno-prosvetnata rabotaPopov, Atanas kandidat na pedagogicheskite nauki. · First published 1980Open the Tome
Khudozhestvenata kultura i razvitoto sotsialistichesko obshtestvo [sb. statii]Atanas A. Stoĭkov, Kostadin Popov · First published 1974Open the Tome
