1409-4258
1409-4258
S1409-42582016000200101
10.15359/ree.20-2.6
AR
00
08
2016
00
08
2016
20
2
101
126
[
2012
26
]
[
2001
44
8
8
696-707
]
[
1997
61
1
1
17-21
]
[
1981
]
[
1985
]
[
2002
20
4
4
485-522
]
[
1985
]
[
2005
]
[
2013
18
57
57
355-81
]
[
1964
]
[
1996
2
33-62
]
[
2009
206-9
]
[
2011
4
7
7
67-86
]
[
2013
38
6
6
158-83
]
[
2014
]
[
2014
Buenos Aires
]
[
2006
]
[
2005
97
2
2
139-56
]
[
2005
3
1-32
]
[
1996
13
3
3
385-425
]
[
2000
Italy
]
[
2012
201-16
]
[
2006
51
2
2
191-214
]
[
2001
24
1
1
59-71
]
[
1986
20
4
4
719-46
]
[
2005
10
44-62
]
[
2007
3
]
[
1983
]
[
2004
36
2
2
141-76
]
[
2003
2
]
[
1991
]
[
2005
31-77
]
[
2000
199-222
]
[
1994
29
2
2
79-88
]
[
1998
72
2
2
74-80
]
[
2007
51
2
2
150-62
]
[
1994
109
3
3
377-84
]
[
2005
]
[
2006
3-18
]
[
1994
2
]
[
2011
41
2
2
212-49
]
[
1987
]
[
1997
14
4
4
504-54
]
[
2006
]
[
2004
109-17
]
[
1983
22
4
4
1-18
]
[
1986
15
2
2
4-14
]
[
1959
]
[
1994
236-47
]
[
1984
]
[
1993
1-21
]
[
1990
]
[
2003
]
[
1997
]
[
1997
27
3
3
255-65
]
[
1996
10
7
7
S63-72
]
[
1991
83
1
1
73-87
]
[
1998
22
3
3
319-46
]
[
2007
129
6-11
]
[
2007
22
1
1
146-56
]
[
2004
3
2
2
139-61
]
[
1984
2
]
[
1998
15
1
1
25-68
]