1870-0578
1870-0578
S1870-05782020000200183
10.22201/iij.24485306e.2020.1.14813
Germany
00
12
2020
00
12
2020
13
1
183
199
[
1999
108
677-800
]
[
2017
]
[
2018
355-70
]
[
2007
]
[
2007
211-72
]
[
1998
]
[
1977
2
]
[
2017
314-32
]
[
2003
]
[
2015
4
3
3
638-53
]
[
2015
91-109
]
[
2009
33
477-98
]
[
1974
20
11
11
416-26
]
[
100-2
]
[
2011
38-40
]
[
2018
]
[
2011
18
3
3
243-52
]
[
2016
65
2
2
356-72
]
[
2003
19
3
3
385-99
]
[
2012
]
[
2018
50
1-394
]
[
2015
112-47
]
[
2017
60
4
4
558-76
]
[
2009
]