0256-7024
0256-7024
S0256-70242018000200057
10.15517/rgac.v59i0.34159
Costa Rica
USA
00
12
2018
00
12
2018
59
57
70
[
1974
15
2
2
83-93
]
[
2004
168
1
1
71-95
]
[
2003
10
1
1
1-11
]
[
2008
2nd ed
]
[
1982
223-39
]
[
2003
29
105-26
]
[
2000
]
[
2002
26
71-83
]
[
1982
208-22
]
[
1982
199
]
[
1979
16
9
9
1673-90
]
[
1971
]
[
1982
200-7
]
[
1979
77-94
]
[
2007
1974-85
]
[
2007
200
3
3
184-207
]
[
1964
]
[
2003
4
3
3
101-14
]
[
1991
241-58
]
[
1977
5
359-76
]
[
1982
161-74
]
[
1994
7
293-323
]
[
1985
3
1-68
]
[
1991
]
[
1984
]
[
1982
326-32
]
[
2000
13
3
3
93-9
]
[
2011
26
2
2
199-206
]