0121-5051
0121-5051
S0121-50512021000100071
10.15446/innovar.v31n79.91889
Chile
Chile
00
03
2021
00
03
2021
31
79
71
88
[
2011
20
4
4
479-95
]
[
2018
55
8
8
1452-87
]
[
2012
49
1
1
179-91
]
[
2018
]
[
1992
]
[
2003
]
[
2011
1-26
]
[
2017
98
2
2
151-74
]
[
1994
]
[
2016
]
[
2019
]
[
2018
]
[
2010
20
3
3
349-67
]
[
2015
]
[
2019
3
30
30
113-44
]
[
2002
]
[
2003
]
[
2017
]
[
2018
56
8
8
2924-40
]
[
2020
229
229
107744
]
[
2012
70
2
2
672-82
]
[
2019
]
[
2014
38
2
2
323-43
]
[
2017
28
3
3
449-67
]
[
2001
I
]
[
2016
]
[
2006
26
9
9
1013-38
]
[
1992
]
[
2018
20
2
2
579-605
]
[
2017
37
4
4
468-88
]
[
2017
467-508
]
[
2018
]
[
2019
]
[
2018
151
151
193-209
]
[
2018
]
[
2004
42
2
2
349-78
]
[
2013
45
11
11
2628-45
]
[
2016
65
8
8
1025-56
]
[
2009
35
5
5
689-96
]
[
2017
70
5
5
566-93
]
[
2018
28
4
4
569-84
]
[
2015
45
2
2
133-51
]
[
1987
1
1
1
25-55
]
[
2016
30
1
1
35-52
]
[
2013
55
3
3
445-60
]
[
2018
76
2
2
901-18
]
[
2001
39
4
4
479-504
]
[
2016
33
3
3
275-301
]
[
2018
25
2
2
123-34
]
[
2017
6
2
2
68-86
]
[
2018
]
[
2018
40
6
6
1054-71
]
[
2013
323-81
]
[
2013
129-59
]
[
2015
68
10
10
1557-77
]
[
2014
3
]
[
2009
62
12
12
1269-80
]
[
2014
35
1
1
5-25
]
[
2002
]
[
2013
31-41
]
[
2015
13
3
3
141-6
]
[
Planet Lean
2019
]
[
2013
12
4
4
1355-68
]
[
2017
58
3
3
263-75
]
[
2012
14
1
1
23-40
]
[
2018
17
3
3
1-14
]
[
2017
39
3
3
378-90
]
[
2020
58
6
6
1644-61
]
[
2018
]
[
2017
17-36
]
[
1997
23
23
315-39
]
[
2018
]
[
2014
19-76
]
[
2019
12
12
309-32
]
[
2014
30
8
8
1765-76
]
[
2010
32
6
6
606-24
]
[
2016
20
3
3
147-65
]
[
1999
33
1
1
41-67
]
[
2020
60
2
2
84-92
]
[
2017
17-36
]
[
2017
92
2
2
161-6
]
[
2010
]
[
2016
16
1-10
]
[
1999
17
1
1
68-101
]
[
2009
]
[
2019
41
6
6
873-97
]
[
2010
71
7
7
1332-40
]
[
2017
]
[
2008
73
1
1
24-44
]