Coba ceritain soal Ulster

Ulster ( atau Cúige Uladh, Skots Ulster: Ulstèr atau Ulster) adalah satu dari empat provinsi Irlandia, yang terletak di utara pulau.

Ulster terdiri dari sembilan county. Enam di antaranya (hampir 57% Ulster) membentuk Irlandia Utara: Antrim, Armagh, Down, Fermanagh, Londonderry, dan Tyrone. Tiga county (kira-kira 43% Ulster) berada dalam Republik Irlandia: Cavan, Donegal, dan Monaghan.

Faulkner, J. and Thompson, R. 2011. The Natural History of Ulster. National Museums of Northern Ireland. Publication No. 026. ISBN 0 900761490

Morton, O. 1994. Marine Algae of Northern Ireland. Ulster Museum, Belfast. ISBN 0900761 28 8

Stewart and Corry's Flora of the North-east of Ireland. Third edition. Institute of Irish Studies, The Queen's University of Belfast

Luca Bellocchio, Irlanda del Nord. Un conflitto etnico nel cuore dell'Europa, Roma, Meltemi, 2006