0034-7744
0034-7744
S0034-77442019000300518
10.15517/rbt.v67i3.33139
Philippines
Philippines
00
06
2019
00
06
2019
67
3
518
533
[
1962
4
679-726
]
[
2005
46
169-94
]
[
1982
11
2-3
2-3
203-26
]
[
1998
]
[
2012
141
1
1
77-87
]
[
2004
31
254-61
]
[
2014
10
]
[
2015
174
130-68
]
[
1961
42
4
4
628-36
]
[
1994
15
2
2
224-6
]
[
2014
310-36
]
[
2002
]
[
2015
11
27-33
]
[
2007
22
4
4
1-20
]
[
2013
103
259-76
]
[
2012
46
1
1
19-24
]
[
2000
]
[
2002
82
20-5
]
[
2011
284
1
1
68-75
]
[
R Core Team
2015
]
[
2013
]
[
2013
45
5
5
628-35
]
[
2013
280
1770
1770
1581
]
[
2014
2
37-46
]
[
2010
2482
49-63
]
[
2007
63
3
3
351-68
]
[
2004
55-73
]
[
1999
]