S. Zogovic, Ethnic communities in Macedonia by the end of the early Middle Ages, Prilep2001

M. Angelovska-Panova Bogomilism in the spiritual culture of Macedonia ISK-Prilep, АЗ-БУКИ, Skopje-Prilep 2004

B. Ristovska-Josifovska, The kingdom of Slavs from Mavro Orbini as a source of Macedonian medieval history, Prilep-Skopje, 2001

S. Zogovic, Society and folk culture of Macedonia in the early Middle Ages, Prilep 2002