New technologies for astronomy : 25-26 April 1989, Paris, France : ECO2
· Jean-Pierre Swings, chair/editor ; the congress of EPS - European Physical Society, Europtica - the European Federation for Applied Optics, SPIE - the International Society for Optical Engineering ; cooperating organizations: ANRT - Association nationale de la recherche technique ... [et al.]
Bok Engelsk 1989