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1Published 1965Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1965.227 p. : ill. ; 24 cm.
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2Published 1976Sofi︠i︡a : Institut, 1976-v. : ill. ; 24 cm.
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3Published 1994S.-Peterburg : Izd-vo "Dmitriĭ Bulanin", 1994.59 p. ; 22 cm.
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5Published 1995S.-Peterburg : "Dmitriĭ Bulanin", 1995.50 p. ; 22 cm.
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6Published 1970Sofi︠i︡a : Dŭrzhavno izd-vo "Tekhnika", 1970-1989.20 v. : ill. ; 22 cm.
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7Published 1978Sofi︠i︡a : Bŭlgarska akademi︠i︡a na naukite, ︠T︡Sentralna biblioteka, 1978.167 p. ; 21 cm.
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8Published 1978Sofi︠i︡a : Vissh minno-geolozhki in-t--Sofi︠i︡a, 1978.4 v. : ill. ; 22 cm.
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9Published 1977Plovdiv : Plovdivski universitet "Paisiĭ Khilendarski", 1977.336 p. : ill. ; 22 cm.
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10Published 1965Sofi︠i︡a, Izd-vo na Bŭlgarskata akademi︠i︡a na naukite, 1965.167 p. illus. 20 cm.
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11Published 1997Plovdiv : Plovdivsko universitetsko izdatelstvo "Paisiĭ Khilendarski", 1997.150 p. ; 22 cm.
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12Published 1978Sofi︠i︡a : Bŭlgarska akademi︠i︡a na naukite, ︠T︡Sentr. biblioteka, 1978.92 p. ; 20 cm.
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13Published 1974Sofi︠i︡a : Vissh mashinno-elektrotekhnicheski institut "V.I. Lenin," 1974.96 p. : ill. ; 24 cm.
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14Published 1987Plovdiv : [s.n.], 1987.166 p. ; 22 cm.
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15Published 1984Plovdiv : Plovdivski universitet "Paisiĭ Khilendarski", 1984.282 p. ; 21 cm.