Gouvêa, M. A.; Farina, M. C.; Varela, P. S. The Differentiation of the Groups 4 E 5 of Municipalities in the State of São Paulo According to IPRS and Based on the Constitutional Transferences and Income Tributary Taxes - an Application of the Discriminant Analysis. Rev. Bras. Gest. Neg. 2007, 9, 01-14.