"Dirham hoards from Medieval Lithuania", Thomas Noonan, "Journal of Baltic Studies", vol. 23, nr 4, 1992, s. 395-414; "Monetary circulation in the territory of Lithuania before the introduction of its own coinage", Vytautas Aleksiejunas [w:] "Contacts across the Baltic Sea during the late Iron Age", Lund 1991, s. 153-158 : [recenzja]