Babinger, Franz (1992). Mehmed the Conqueror and His Time. Princeton University Press. p. 54. ISBN0-691-01078-1. Archivado desde el original el 18 de mayo de 2016. «... a solid military alliance was concluded among all the Albanian and Serbian chieftains along the Adriatic coast from southern Epirus to the Bosnian border.»
Babinger, Franz (1992). Mehmed the Conqueror and His Time. Princeton University Press. p. 54. ISBN0-691-01078-1. Archivado desde el original el 18 de mayo de 2016. «... a solid military alliance was concluded among all the Albanian and Serbian chieftains along the Adriatic coast from southern Epirus to the Bosnian border.»