2448-6558 2448-6558 S2448-65582018000100239 10.24201/nrfh.v66i1.3404 00 06 2018 00 06 2018 66 1 239 250 2015 2000 1958 1911 2003 1998 1953 89-101 1937 2005 1983 1959 1969 1954 1946 1925