0187-893X
0187-893X
S0187-893X2017000400232
10.1016/j.eq.2017.06.004
Spain
00
00
2017
00
00
2017
28
4
232
237
[
1961
17
3-4
3-4
215-21
]
[
2011
1
4
4
487-508
]
[
1976
98
2
2
311-7
]
[
1995
235
1-2
1-2
17-21
]
[
1995
99
26
26
10511-20
]
[
1993
32
11
11
1545-79
]
[
2004
710
1-3
1-3
105-10
]
[
2004
6
3
3
510-4
]
[
1969
91
8
8
2126-7
]
[
1971
93
16
16
3914-6
]
[
1959
81
13
13
3232-5
]
[
2013
]
[
2013
2
]
[
1971
48
5
5
338-40
]
[
2007
]
[
2015
]
[
1967
89
2
2
213-22
]
[
1999
15
]
[
1989
111
6
6
1968-73
]
[
2009
30
5
5
799-810
]
[
1999
4
]
[
2010
56
2
2
95-197
]
[
2009
479
1-3
1-3
56-9
]
[
1996
362
3
3
325-30
]
[
2012
]
[
1970
11
34
34
2959-62
]
[
1980
76
172-6
]
[
2006
2
]
[
1953
]
[
1999
]
[
2005
105
10
10
3482-512
]
[
1966
88
12
12
2883-4
]
[
1987
87
3
3
1681-4
]
[
1947
43
6
6
374-93
]
[
1972
94
20
20
6894-8
]
[
1974
96
5
5
1370-83
]
[
1977
99
7
7
2222-30
]
[
2007
2
74-241
]
[
1980
47
119-24
]
[
2008
85
1
1
83-7
]
[
2012
89
7
7
834-6
]
[
1994
88
4
4
299-310
]
[
1967
]
[
2014
]
[
2009
4
]
[
2014
]
[
1971
48
2
2
97-8
]
[
2008
3
]
[
2013
7
]
[
1982
1
6
6
830-3
]
[
2016
12
]
[
2006
]
[
2013
1012
47-53
]
[
1997
401
1-2
1-2
21-7
]
[
2014
7
]
[
1973
95
12
12
4050-2
]
[
2006
263
163-89
]