2448-718X
2448-718X
S2448-718X2009000300721
Colombia
00
09
2009
00
09
2009
76
303
721
749
[
2006
]
[
1998
6667
6667
]
[
1989
2
]
[
1997
15
3
3
44-71
]
[
1997
]
[
1971
61
1
1
8-27
]
[
1982
1041
1041
]
[
2007
10
2
2
171-88
]
[
2002
]
[
1970
84
2
2
254-67
]
[
1995
9
1
1
121-40
]
[
1996
49
2
2
165-76
]
[
2006
]
[
1988
]
[
1995
]