Paula, A. S. de; Cainzos, R. L. P.; Barros, O. N. F.; Ralisch, R. Analysis Multitemporal of the Soil Use and Occupation Between 1987 and 2004 in the Northern Urban Expansion Zone of Londrina- PR, Using Remote Sensing (SR) and the Geographical Information System (GIS). Semina: Ciênc. Agrár. 2012, 33, 2877-2890.