0120-2812
0120-2812
S0120-28122008000200009
Colombia
00
06
2008
00
06
2008
57
2
137
141
[
2004
11
3
3
174-177
]
[
1999
49
1/2
1/2
67-71
]
[
1995
45
2/4
2/4
140-145
]
[
1993
43
1/4
1/4
156-159
]
[
2006
In press
]
[
1998
339p
]
[
1998
76
1356-1363
]
[
1997
932p
]
[
2000
78
609-620
]
[
2002
34
2
2
167-18
]
[
1988
10
323-327
]
[
2005
18
2
2
136-148
]
[
2002
2nd ed
p.169-191
]
[
2003
5ta ed
729
]
[
2004
82
2995-3005
]
[
2005
29
88-96
]
[
SAS Institute
2005
355p
]
[
2001
84
1069-1076
]
[
2001
62
175-178
]
[
1999
77
1833-1843
]
[
2001
p.11-13
]
[
1986
486p
]