Détail du congrès:
Congrès: International workshop for the PVO and technical personnel (2; 1992/02/28-29; New-Delhi, IND) (1992/02/28-29) |
Congrès: International workshop for the PVO and technical personnel (2; 1992/02/28-29; New-Delhi, IND) (1992/02/28-29) |