Apoptosis. Cellular Processes: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Bulgaria and the EU: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Bulgaria and the Schengen Area: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

The War in Ukraine: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Civic Education: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Dynamics of Global Markets in Times of Crisis: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

European Enlargement Policy: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Issuance of Shares, Bonds and Securities: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Healthcare and Health Prevention: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Integrated Educational Models in an Electronic Environment: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Infectious Diseases: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Human Karyotype and Heredity: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Coronavirus (COVID-19). Etiology, Pathogenesis and Treatment Approaches: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Coronavirus Infection: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Funding Models under European Programmes: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Theory of Education: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Trade Exchange between the Republic of Bulgaria and the Russian Federation: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Urology: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Functional and Differential Tests for Detecting Coronavirus Infection: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.

Nuclear Weapons: Bibliographic Reference / Compiled by Genadi Bogdanov. – Vratsa: Regional Library “Hristo Botev” – Reference, Bibliographic and Information Department, 2022.