Julio, Juan Manuel (2009): The HPD Fan ChartT With Data Revision. Unpublished.
Drumea, Cristina (2007): A perspective on the new types of money as the organization's answer to the challenges of the globalization. Published in: Annual ARA Congress Proceedings , Vol. 31st ARA Congress - single volume, No. 31st ARA Congress - Proceedings, Presses Internationales Politechniques, 2007 ISBN 978-2-553-01412-3 (05. August 2007): pp. 311-312.
Islahi, Abdul Azim (2006): Monetary thought of the sixteenth century muslim scholars. Published in: American Journal of Islamic Social Sciences , Vol. 25, No. 4 (2008): pp. 46-60.
Islahi, Abdul Azim (2001): Obstacles in the way of Islamic banking in India. Published in: Islamic Banking in India, Scopes and Challenges (2003): pp. 165-170.
Cappiello, Antonio (2006): I currency board come strumento di stabilizzazione economica: come funzionano e dove sono adottati. Published in: Quaderni di Studi Europei (2006): pp. 41-63.
