Bernholz, Peter (2015). Introduction. Edward Elgar Publishing. ISBN 978-1-78471-763-6. Archived from the original on June 18, 2021. Retrieved June 9, 2022...
Political Relationships, Second Edition. Edward Elgar Publishing. ISBN 978-1-78471-763-6. Cagan, Phillip, "The Monetary Dynamics of Hyperinflation." In Milton...