Hassan has the follwing publications to his credit:
1.
Katterbauer, Klemens, Sema Yilmaz, Hassan Syed, and Rahmi Deniz Özbay. "The Challenges of AI Regulation for the Gig Economy in the European Union." In Regulating the Gig Economy in the European Union: Challenges, Innovations, and Global Impacts, pp. 125-146. IGI Global Scientific Publishing, 2026.
2.
Hassan, Syed, and Seida Barrera Rodríguez. "Knowledge Capitalism: Crypto Legalism and the Cuban case." Revista de Estudios Globales (REG): Análisis Histórico y Cambio Social 5, no. 9 (2025): 173-195.
3.
Katterbauer, Klemens, Sema Yılmaz, Rahmi Deniz Özbay, Hassan Syed, and Laurent Cleenewerck. "Interplay Between the Metaverse and Islamic Finance: Mutual Impacts and Implications for Taxation." Uluslararası İslam Ekonomisi ve Finansı Araştırmaları Dergisi 11, no. 2 (2025): 147-167.
4.
Katterbauer, Klemens, Hassan Syed, Rahmi Deniz Özbay, and Sema Yılmaz. "Islamic Finance for Stimulating Consumption in China–An Analysis." İslam Ekonomisi ve Finansı Dergisi (İEFD) 11, no. 1 (2025): 66-108.
5.
Katterbauer, Klemens, Hassan Syed, Laurent Cleenewerck, and Sema Yilmaz Genc. "Islamic finance in the metaverse: Meta-finance frameworks for supporting the growth of Shariah-compliant finance options in the metaspace." In Islamic Finance in the Digital Age, pp. 301-314. Edward Elgar Publishing, 2024.
6.
Katterbauer, Klemens, Rui Alexandre Castanho, Hassan Syed, Daniel Meyer, Laurent Cleenewerck, and Sema Yilmaz. "Green Deep Seabed Mining: The Opportunities for Islamic Finance." WSEAS Transactions on Business and Economics 21 (2024): 2736-2746.
7.
Katterbauer, Klemens, Hassan Syed, Rahmi Deniz Özbay, Sema Yılmaz, and Laurent Cleenewerck de Kiev. "Hong Kong’s ETF Framework for Enabling Investment in Islamic Compliant Corporations–An Analysis of Its Impact on Middle Eastern Investments: Hong Kong’s ETF Framework for Enabling Investment in Islamic Compliant Corporations–An Analysis of Its Impact on Middle Eastern Investments." Journal of Recycling Economy & Sustainability Policy 3, no. 1 (2024): 59-65.
8.
Katterbauer, Klemens, Rahmi Deniz Özbay, Hassan Syed, and Sema Yılmaz Genç. "A data-driven review of the financial performance and environmental compliance of Shariah-compliant businesses." Journal of Islamic Economics 4, no. 1 (2024): 39-54.
9.
Katterbauer, Klemens, Hassan Syed, and Laurent Cleenewerck. "Islamic Meta-Stimulation Portfolio Theory for Shariah-Compliant Equity Optimization." İslam Ekonomisi ve Finansı Dergisi (İEFD) 9, no. 1 (2023): 23-36.
10.
Syed, Hassan, Rui Alexandre Castanho, Eleonora Santos, Pablo Juan Cárdenas García, and Mara Franco. "Business plan globetrot plus blockchain B2C artificial intelligence solution for tourism industry." In Advances in Tourism, Technology and Systems: Selected Papers from ICOTTS 2022, Volume 1, pp. 517-531. Singapore: Springer Nature Singapore, 2023.
11.
Katterbauer, Klemens, Hassan Syed, and Laurent Cleenewerck. "Financial cybercrime in the Islamic finance metaverse." Journal of Metaverse 2, no. 2 (2022): 56-61.
12.
Katterbauer, K., H. Syed, L. Cleenewerck, and S. Genc. Sharia Compliance of Cryptocurrencies: Data-Driven Sharia Compliance Assessment. Talaa: Journal of Islamic Finance, 2 (2), 75–85. 2022.