2007-3364 2007-3364 S2007-33642017000200175 10.12933/therya-17-477 Venezuela Brazil 00 00 2017 00 00 2017 8 2 175 178

2000 45 13‒24 2013 38 19‒725 1998 2015 97 568‒575 2012 3441 1‒20 1974 43 1‒8 2003 84 832‒839 2004 761 1‒5 2005 266 60‒73