Krom and Dovmontov gorod: the urban node of medieval Pskov, russia-ic.com, Retrieved May 27, 2011 Nossov, Konstantin.
Krom and Dovmontov gorod: the urban node of medieval Pskov, russia-ic.com, Ανακτήθηκε στις 27 Μαΐου 2011 Nossov, Konstantin.