Morales, R. Armando Czech koruna & polish Zloty : Spot & currency option volatility patterns / R. Armando Morales - Washington : International Monetary Fund (IMF) , 2001 - 29p : ill. ; 30 cm. - IMF Working Paper No. 01/120 . Includes bibliographical references. Subjects--Topical Terms: Exchange rateOptions Gov. Doc. Class. No.: UN IMF WP-01-120