2594-066X
2594-066X
S2594-066X2020000100048
10.22201/cieg.2594066xe.2020.59.03
USA
00
06
2020
00
06
2020
59
48
71
[
2007
93-115
]
[
1981
]
[
1978
]
[
2005
]
[
1972
]
[
1997
]
[
2014
]
[
2014
]
[
1990
]
[
1993
]
[
2001
13
3
3
359-65
]
[
1986
8-33
]
[
2000
32
2
2
161-5
]
[
1995
2
4
4
345-8
]
[
2011
70
4
4
627-45
]
[
2007
]
[
2017
]
[
1995
]
[
2017
27
2
2
323-39
]
[
1996
169-82
]
[
1994
]
[
2011
]
[
1999
]
[
1999
]
[
2005
69-102
]
[
1982
]
[
1995
]
[
1976
I
99-105
]
[
2005
]
[
2004
]
[
2000
]
[
1984
]
[
1994
]
[
2014
189-206
]
[
2006
]
[
2012
]
[
2009
]
[
1980
5
4
4
631-60
]
[
2011
26
2
2
438-43
]
[
2008
1
106
106
120-48
]
[
1993
]
[
1996
]
[
2002
]
[
2002
48
4
4
785-1074
]
[
1990
]
[
1999
]
[
1986
]
[
1991
226-36
]
[
1986
306-23
]
[
2008
27
2
2
124-52
]
[
1997
]
[
2015
]
[
1996
]
[
2010
]
[
2014
]