Edin zhivot za knigiteTodor Borov, Ivan Nikolov Radev, Marin Kovachev · First published 1991Open the Tome
Aleksandŭr Balabanov, Simeon Radev v spomenite na sŭvremennit︠s︡ite siTodor Borov, Ivan Sestrimski · First published 1986Open the Tome
Otzvukŭt na Laĭpt︠s︡igskii︠a︡ prot︠s︡es v bŭlgarskii︠a︡ pechat, 1933-1934Todor Borov · First published 1964Open the Tome
Български периодичен печат, 1844-1944Dimitŭr P. Ivanchev, Todor Borov, Georgi Borshukov, Vladimir Topencharov, Bŭlgarski bibliografski institut Elin Pelin, Narodna biblioteka "Kiril i Metodiĭ" · First published 1962Open the Tome
Sbornik v chest na akademik Nikola V. Mikhov po sluchaĭ osemdesetgodishninata muSava Ganovski, Todor Borov · First published 1959Open the Tome
Chuzhdestranni tekushti bibliografii poluchavani v Bulgarskiia bibliografski institutSofia Bulgarski bibliografski institut, Siĭka Tancheva, Todor Borov · First published 1956Open the Tome
Sto godini narodni chitalishtaStoi︠a︡n Shiklev, Petŭr Cholov, Marii︠a︡ Bŭzharova, Todor Borov, Bŭlgarski bibliografski institut Elin Pelin · First published 1956Open the Tome
100 godini bŭlgarska bibliografii︠a︡, 1852-1952Todor Borov, Bŭlgarski bibliografski institut · First published 1952Open the Tome
Repertoar na bulgarskiia periodichen pechat, 1844-1944Dimitŭr P. Ivanchev, Todor Borov, Bŭlgarski bibliografski institut · First published 1952Open the Tome
Sbornik v chest na Nikola v.Mikhov po sluchai negovata sedemdesetgodishnina 18 mart 1947Todor Borov, Sofiia. Bulgarski bibliografski institut · First published 1948Open the Tome
