0188-2546 0188-2546 S0188-25462019000200085 10.19130/iifl.litmex.30.2.2019.1183 USA 00 12 2019 00 12 2019 30 2 85 108

2003 1990 I 2 2 421-38 2000 2010 1993 2001 2012