2237-9460 2237-9460 S2237-94602019000400121 10.24065/2237-9460.2019v9n4id1007 Brazil Brazil 00 10 2019 00 10 2019 9 4 121 146

2009 2018 2018 1 Cheick Anta Diop 1983 39-70 George Washington Carver 2014 20 01 01 395-411 2014 8 4 4 2014 2015 35 69 69 155-76 2016 2008 2 3 3 2011 1 2 2 2007 20 2 2 v-vi 2010 10 19 19 2017 1980 52