The monograph is dedicated to the peculiarities of penetration and circulation of Ottoman coins in historical Moldova during 1512-1603. The study covers the period of strengthening the country's dependence on the Ottoman Porte (1512) and the establishment of Ottoman suzerainty (1538) and lasted until the early years of the 17^th century when after massive devaluation of Ottoman akches the quantity of Ottoman coins in the market of Romanian principalities has significantly reduced.

The source basis of the work includes the Ottoman coins of 1512-1603 discovered in the area of medieval Moldavia as well as those from regions, which were under direct Ottoman jurisdiction, like Akkerman or Bender. There is used Ottoman numismatic material found by researchers until 2007, including a number of older findings reviewed in the light of modern science and personal research on some unpublished hoards and isolated finds. Most of the materials analyzed and included in the study are from collections of the Chisinau museums: the National Museum of History of Moldova, the Museum of Archaeology of the Institute of Archaeology and Ethnography of the Academy of Sciences of the Republic of Moldova and the National Museum of Ethnography and Natural History. There were also included Ottoman hoards and coins from Romanian collections, which have been explored by the author due to the kindness and goodwill of heads of institutions and curators. There were used original materials from the collection of the Numismatic Cabinet of the „Vasile Parvan" Institute of Archaeology, was revised the structure of the Arsura hoard (Vaslui County) owned by the National Museum of History of Romania in Bucharest, were identified some objects from the collections of the National Museum of History of Moldova in Iasi, Barlad and from the Museum of Vaslui County.

The work is divided into six chapters, some of which are divided into subchapters. Issues of coins are presented in a classical order: the gold coins, than the silver ones and, finally, made of a simple metal.

Chapter I contains the history of research; there are highlighted the main stages and studies dedicated to Ottoman coins that circulated in medieval Moldavia. Chapter II presents the development of the Ottoman monetary system from early mangirs emitted during the rule of the founder of the Ottoman Empire - Osman to the early 16^th century. Chapter III examines gold coins (altyns); there are presented typology and chronology of these issues as well as the analysis of stages of penetration and circulation of altyns in historical Moldova and the list of findings. The next chapter describes Ottoman silver coins (akches and dirhams). There are given types of akches and their chronology, already known or proposed by the author, presented separately for each sultan: Selim I, Süleyman I, Selim II, Murad III and Mehmed III. There were highlighted several distinct stages of penetration of akches into Moldavia based on political and military events in the region. The list of silver issues includes isolated akches and dirhams as well as hoards of these coins. Chapter V presents Ottoman copper coins and silver counterfeits and imitations. The study showed the existence of local production of fakes and imitations of Ottoman akches. There is presented the catalogue of such findings in Moldova.

The last chapter includes an analysis of the role of the Ottoman coins in Moldavian economy in the 16^th century.