Article Naydenov, N. (2011)
History of the Union of Bulgarian Chemists. I. Bulgarian Chemical Society and the Journal “Chemistry and Industry”---Selected Documents. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (p. 8). (/isis/citation/CBB001024772/) unapi

Article Kuleff, I. (2011)
50th Anniversary of the International System of Units, SI. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (p. 174). (/isis/citation/CBB001024775/) unapi

Chapter Ivanova, T.; Sapunova, S.; Simeonov, S.; et al. (2010)
Space Research in Bulgaria: Achievements in Space Biology and Medicine. In: History of Rocketry and Astronautics: Proceedings of the Thirty-Sixth History Symposium of the International Academy of Astronautics: Houston, Texas, U.S.A., 2002 (p. 425). (/isis/citation/CBB001232467/) unapi

Article Kostov, Alexandre (2009)
Les Ponts et Chaussées français et les pays balkaniques pendant la seconde moitié du XIXe et au début du XXe siècle: les cas de la Roumanie, de la Serbie et de la Bulgarie. Quaderns d'Història de l'Enginyeria (p. 367). (/isis/citation/CBB001450869/) unapi

Article Becvarova, Martina (2009)
How to Fix an Election Honestly! Ivan Petrov Salabashev's Novel Voting Procedure in Bulgaria, 1879--1880. Annals of Science: The History of Science and Technology (p. 397). (/isis/citation/CBB000932068/) unapi

Article Bonnichon, Philippe; Kapincheva, Iskra (2007)
Le musée d'histoire de la médecine de Varna. Histoire des Sciences Médicales (p. 371). (/isis/citation/CBB000931851/) unapi

Book Turda, Marius; Weindling, Paul (2007)
“Blood and Homeland”: Eugenics and Racial Nationalism in Central and Southeast Europe, 1900--1940. (/isis/citation/CBB000772111/) unapi

Article Milenkov, S.; Fangerau, H. (2006)
Bulgarian Psychiatry in the Period around World War II (1930-1950). International Journal of Mental Health (p. 47). (/isis/citation/CBB001031912/) unapi

Article Chincheva, Stefka (2006)
A Brief History of the Bulgarian Association of History of Medicine. Vesalius (p. 106). (/isis/citation/CBB000932466/) unapi

Article Bauer, Martin W.; Petkova, Kristina; Boyadjieva, Pepka; et al. (2006)
Long-Term Trends in the Public Representation of Science Across the “Iron Curtain”: 1946--1995. Social Studies of Science (p. 99). (/isis/citation/CBB000651399/) unapi

Article V. Toshev, B. V. Toshev (2003)
Chemists at War. Chemical Troops in the Army of the Kingdom of Bulgaria. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (pp. 227-239). (/isis/citation/CBB000401002/) unapi

Article Toshev, B. V.; Daiev, Ch. (2003)
A Touch to the Ethics of Science: The Swindler and His/Her Letter of 1840. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (pp. 311-316). (/isis/citation/CBB000401006/) unapi

Book Ginev, Dimitri (2003)
Bulgarian Studies in the Philosophy of Science. (/isis/citation/CBB000470954/) unapi

Article Toshev, B. V. (2003)
Chemical Literature from the Period of the Third Bulgarian Kingdom. 4. Technical and Applied Chemistry. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (pp. 401-413). (/isis/citation/CBB000401016/) unapi

Book Lazarov, D.; Bonchev, P.; Toshev, B. V.; et al. (2002)
The Temple of the Chemists. (/isis/citation/CBB000401001/) unapi

Article Toshev, B. V. (2001)
Chemical Literature from the Period of the Third Bulgarian Kingdom: 3. University Textbooks. Khimiya/Chemistry: Bulgarian Journal of Chemical Education (pp. 424-438). (/isis/citation/CBB000401000/) unapi

Article Grigorova, Valentina (2000)
Médicaments et thermalisme à Pautalia, Thrace. Gesnerus (p. 238). (/isis/citation/CBB000111321/) unapi