0300-9041 0300-9041 S0300-90412018000800554 10.24245/gom.v86i8.2264 España España 00 00 2018 00 00 2018 86 8 554 559

1 2016 28 4 4 680-2 2 3 4 5 6 7 8 9 10 11 12 13 2003 110 213-4 14 15 2004 32 1535-41 16