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Participants in an international conference from ONSITES Graduate School

Insights from International Scientific Conferences

The ONSITES Graduate School regularly brings together researchers, academics, and professionals from around the world to exchange ideas and present new scientific findings. This collection of conference proceedings preserves selected contributions from our international conferences and provides a permanent academic record of the research presented.

The Euro Accession of Bulgaria_ Implications for Its Economic and Legal Integration into the Eurozone Cover

The Euro Accession of Bulgaria: Implications for Its Economic and Legal Integration into the Eurozone

ISBN: 978-619-7646-49-8
Year of publication: 2026
Conference location: Varna, Bulgaria
Conference date: 27.06.2026
Publisher: ONSITES Graduate School Press

Published Articles

Currency Union as a Catalyst? Digital Market Structures and Regulatory Convergence in Bulgaria's Post-Accession Economy

Conrad Buchholz

Price Signalling and Consumer Trust: How Bulgaria's Euro Changeover Reshapes the Marketing of Dental Practices

Benjamin Dunker

Capital Flows into Concrete: Euro Adoption, Financing Structures, and the Transformation of Bulgarian Real Estate Development

Patrick van Geldern

Greening the New Eurozone Periphery: Sustainable Finance between Regulatory Ambition and Market Reality in Post-Accession Bulgaria

Stefan Gerstner

Defending the Lev-to-Euro Transition: Artificial Intelligence, Intelligence Services, and Hybrid Threats to Bulgaria's Monetary Changeover

Laurent Karroum

One Currency, Two Family Laws: Maintenance, Matrimonial Property, and Enforcement between Germany and Bulgaria after the Euro Accession

Stefan Reith

Markowitz Revisited: Optimal Portfolio Allocation after the Elimination of Bulgaria's Currency Risk

Kunal Saigal

Empowerment under Pressure: HR Management in Bulgarian Medical and Social Care between Euro-Induced Wage Dynamics and Labour Migration

Adil Yücel

Comparative Studies on the Legal and Economic Implications of Cross-Border Activities between Bulgaria and Germany Cover

Comparative Studies on the Legal and Economic Implications of Cross-Border Activities between Bulgaria and Germany

ISBN: 978-619-7646-47-4
Year of publication: 2025
Conference location: Varna, Bulgaria
Conference date: 06.12.2025
Publisher: ONSITES Graduate School Press

Published Articles

Cost-Benefit Analysis of Dental Treatment in Bulgaria for German Patients

Benjamin Dunker

The Introduction of the Euro in Bulgaria and its Implications for Cross-Border Payment Transactions with Germany

Stefan Gerstner

Artificial Intelligence and Industrial Espionage in German-Bulgarian Economic Relations

Laurent Karroum

Division of Property and Maintenance in Binational German-Bulgarian Marriages: Applicable Law and Cross-Border Enforcement

Stefan Reith

The German-Bulgarian Double Taxation Treaty as a Location Factor: Tax Incentives and their Effect on Cross-Border Investment Decisions

Kunal Saigal

Cross-Border Real Estate Investment in Bulgaria: The Legal Framework, Market Dynamics, and Risk Factors for German Buyers

Patrick van Geldern

Care Workers from Bulgaria in German Long-Term Care: The Legal Framework and Economic Significance of a Cross-Border Care Model

Adil Yücel

Cybersafe 2023 Cover

Cybersafe 2023
Trends and Best Practices for Data Protection and Cybersecurity

ISBN: 978-619-7646-46-7
Year of publication: 2025
Conference location: Varna, Bulgaria
Conference date: 10.06.2023
Publisher: ONSITES Graduate School Press

Published Articles

Cybersecurity in Healthcare: Protecting Patient Data and Public Health

Ilhami Aben

Cybersecurity in Real Estate Management: The Importance of Physical Security in Protecting Real Estate Data

Patrick van Geldern

Cryptocurrencies, Blockchain and Cybersecurity: Challenges and Opportunities in 2023

Stefan Gerstner

Artificial Intelligence in Cybersecurity: Applications, Opportunities and Challenges

Stefan Reith

Insider Threats in the Financial Industry: Detection, Prevention and Management in 2023

Kunal Saigal

Megatrend Digitalization Cover

Megatrend Digitalization
Trends and Drivers of Digital Change and the Question of the Superlative

ISBN: 978-619-7646-32-0
Year of publication: 2022
Conference location: Varna, Bulgaria
Conference date: 29./30.07.2022
Publisher: OPEN Institute Press

Published Articles

Digital Strategies in Dental Practices and their Significance for Public Health

Ilhami Aben

Semiconductor Shortage and Edge Computing: Hardware as a Driver of Digital Transformation

Alessander Burger

Cost-Benefit Analysis of Digital Workflows in the Dental Practice

Benjamin Dunker

Competence Requirements in Real Estate Projects Management in the Digital Age

Patrick van Geldern

The Swiss Economic Climate Program as a Contribution to a Sustainable Global Economy

Stefan Gerstner

Legal Tech – The Transformation of Digitalization at the Courts in Germany

Stefan Reith

Digital Trends in Financial Distribution

Kunal Saigal

Care 4.0: Telematic Infrastructure and Assistive Systems in Outpatient Elderly Care

Adil Yücel

The Corona Pandemic in the Field of Tension between Politics, Economy and Health Cover

The Corona Pandemic in the Field of Tension between Politics, Economy and Health

ISBN: 978-619-7646-30-6
Year of publication: 2021
Conference location: Varna, Bulgaria
Conference date: 24.07.2021
Publisher: OPEN Institute Press

Published Articles

Effects on Student Health in the Corona Pandemic in the DACH Region

Ilhami Aben

Growth Opportunities for Human Resource Management in the Corona Pandemic

Tina Ellmann

The Impact of the Corona Crisis on Real Estate Prices in Germany

Patrick van Geldern

Cash or Crash? Expected Effects on the Financial Markets after the Corona Pandemic

Stefan Gerstner

Macroeconomic Challenges of the Corona Pandemic and Implications for the Future

Klaus Kocher

The Restrictions on Fundamental Rights during the Corona Pandemic in Germany

Stefan Reith

The European Central Bank’s Monetary Policy in the Corona Crisis

Kunal Saigal

Implementation of Efficient Processes in Human Resource Management to Ensure the Mental Health of Employees in the Corona Pandemic

Adil Yücel

Digital Megatrends in Healthcare Cover

Digital Megatrends in Healthcare

ISBN: 978-619-91599-2-7
Year of publication: 2020
Conference location: Varna, Bulgaria
Conference date: 31.07.2020
Publisher: OPEN Institute Press

Published Articles

Digital Dental Implantology and its Effect on Public Health

Ilhami Aben & Attila Czirfusz

Impact of Digitalization in Health Care on Insurance Companies

Julia Becker

The Electronical Patient File against the Background of EU Regulation 2016/79 (General Data Protection Regulation)

Stefan Reith

Digital Dental Technology and its Impact on Public Health

Babak Sabahi & Attila Czirfusz

Digitized Health: New Challenges for Public Health

Adil Yücel & Attila Czirfusz

The Impact of Digital Transformation on the World of Work Cover

The Impact of Digital Transformation on the World of Work

ISBN: 978-619-91599-1-0
Year of publication: 2020
Conference location: Varna, Bulgaria
Conference date: 18.06.2020
Publisher: OPEN Institute Press

Published Articles

Digitalization of Labor: Implications for Leadership and Collaboration

Julia Becker

Digital Human Resource Marketing Tools in Human Resource Management

Tina Ellmann

The Digitization of Jobs

Klaus Kocher

The Digital Agenda for Europe 2020 and its Impact of Employment

Sebastian Lamm

Social Work in Digital Transformation

Michael Leisten

Legal Challenges of the Digital Transformation for Small and Medium-Sized Enterprises

Stefan Reith

Potentials and Perspectives of Digital Transformation in Real Estate Project Management

Patrick van Geldern

The New Role Perception of Human Resources Management

Adil Yücel

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