Ultrasonics international 81. Conference and exhibition guide. Metropole Conference Centre.
Card's contents:290,024 ULTRASONICS Ultrasonics international 81. Conference and exhibition guide. Metropole Conference Centre. Brighton, UK, 30 June— 2 July 1981. Conference organizer: Z. Novak. Guildford 1981 4 s. 32, il. Ultrasonics, suppl.