Maling, D.H. (1992) Coordinate Systems and Map Projections Maling, D.H. Coordinate Systems and Map Projections, 2nd edition; Pergamon Press, 1992, pp. 476 (ISBN: 781483287072).
Gaspar, J.A. (2005) Cartas e Projecções Cartográficas Gaspar, J.A. Cartas e Projecções Cartográficas, 3ª Edição; Lidel Edições Técnicas, 2005, pp. 352 (ISBN: 978-972-757-371-4).
Iliffe, J.; Lott, R. (2008) Datums and Map Projections: For Remote Sensing, GIS and Surveying Iliffe, J.; Lott, R. Datums and Map Projections: For Remote Sensing, GIS and Surveying, 2nd edition; Whittles Publishing: Dunbeath, UK, 2008, pp. 192 (ISBN: 9781420070415).