Olson, Judy M (1997), „Projecting the hemisphere“, in Robinson, Arthur H; Snyder, John P (muh.), Matching the map projection to the need, Bethesda, MD: Cartography and Geographic Information Society, American Congress on Surveying and Mapping. - „Western Hemisphere“, Merriam-Webster's Geographical Dictionary (3rd-nashr), Springfield, Massachusetts: Merriam-Webster, 2001, 1294-bet.