Berger, Werner
[Contributor];
Correns, Erich
[Editor];
Dilova, E
[Contributor];
Dimov, Kiril
[Contributor];
Gabrieljan, G. A
[Contributor];
Glöckner, Gottfried
[Contributor];
Gnauck, Roland
[Contributor];
Haase, Jürgen
[Contributor];
Holy, Gerhard
[Contributor];
Kammer, Hans-Werner
[Contributor];
Koine, Axel
[Contributor];
Kudrjavcev, G. I
[Contributor];
Leviles, L. M
[Contributor];
Praeter, Konrad
[Contributor];
Raubach, Heinz
[Contributor];
Rogovin, Z. A
[Contributor];
Schinike, Erika
[Contributor]