1390-6542
1390-6542
S1390-65422018000300042
10.29019/enfoqueute.v9n3.215
Ecuador
00
09
2018
00
09
2018
9
3
42
49
[
Alustock
2013
5
]
[
2009
1
2
2
767-72
]
[
2012
3
]
[
ASTM Commite
2015
3
]
[
ASTM Commite
2017
3
]
[
ASTM Commite
2017
3
]
[
2014
]
[
2017
]
[
European Aluminium Association
2011
1
]
[
2016
]
[
2013
]
[
2013
]
[
2013
]
[
2017
]
[
2017
]
[
2005
1
]
[
2008
]
[
2016
]
[
Solvay
2012
1
]
[
2013
1
]
[
2017
]