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1Published 1975Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1975-1980.10 v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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2by Petrusenko, S. I. (Sv︠i︡atoslav Ivanovich)
Published 1992Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1992.90 p., [16] p. of plates : col. ill., maps ; 20 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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3by Filʹov, V.
Published 1965Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1965.149 p. : ill.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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4Published 1964Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1964.269 p. : ill. ; 20 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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5Published 1965Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1965.227 p. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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6Published 1975Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1975-1991.17 v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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7Godishnik na Sofiĭskii︠a︡ universitet "Kliment Okhridski," Geologo-geografski fakultet. Annuaire de l'Université de Sofia "Kliment Ohridski, " Faculté de géologie et géographie. Li...Годишник на Софийския университет "Климент Охридски," Геолого-географски факултет. Annuaire de l'Université de Sofia "Kliment Ohridski, " Faculté de géologie et géographie. Livre 2, Géographie.Published 1980Sofii︠a︡ : Izd-vo na Bŭlgarskata akademii︠a︡ na naukite, 1980-1990.9 v. : ill., maps. (some folded) ; 24 cm.Also issued online.“...Izd-vo na Bŭlgarskata akademii︠a︡ na naukite,...”
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8Published 1975[Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite] 1975-ill. 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite]...”
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9Published 1982Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1982-v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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10Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite.v.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite....”
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11Published 1975Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1975-1991.32 v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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12by Moskov, M. (Mosko), 1863-1947
Published 1967Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1967.139 p. : ill.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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13Published 1993Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, -1993.v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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14by Vasilev, ︠T︡S. (︠T︡Sv︠i︡atko)
Published 1964Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1964.79 p. : ill.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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15Published 1966Sofi︠i︡a Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1966.145 p. : ill.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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16by Madzharova, Despina
Published 1966Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1966.185 p., 10 leaves of plates : ill. (some col.)“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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17Published 1985Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1985-v. : ill. ; 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”
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18Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite.27 v. ill. 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite....”
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19Published 1975[Sof︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite] 1975-ill. 24 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite]...”
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20Published 1960Sofi︠i︡a : Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1960-1973.v. : ill. ; 25 cm.“...Izd-vo na Bŭlgarskata akademi︠i︡a na naukite,...”