Coba jelasin Catatan dari Alexander dari Islay, Earl Ross dong

MacDougall, Norman, "Achilles' Heel? The Earldom of Ross, the Lordship of the Isles, and the Stewart Kings, 1449-1507", in Edward J. Cowan & R. Andrew McDonald (eds.), Alba: Celtic Scotland in the Medieval Era, (Edinburgh, 2000), pp. 248–75

Oram, Richard, "The Lordship of the Isles, 1336-1545", in Donald Omand (ed.) The Argyll Book, (Edinburgh, 2005), pp. 123–39