11
Beer, B.
| W Gerhard |
1856
12
Beer, B.
| Oskar Leiner |
1859
13
Beer, Beate,
| |
2020
14
Beer, David F.
| IEEE Press |
2003
17
Beer, Georg.
| NG Elwert |
1989
18
Beer, Georg.
| NG Elwert |
1989