Détail du congrès:
Congrès: 2nd International Symposium on Cladorcera, Tratranska Lomnica, Czechoslovakia, 13-20 September 1989 (1989; CSK) (1989) |
Congrès: 2nd International Symposium on Cladorcera, Tratranska Lomnica, Czechoslovakia, 13-20 September 1989 (1989; CSK) (1989) |