"Matériaux optiques Congrès." . . "SPIE (Society of Photo-optical Instrumentation Engineers) the International Society for Optical." . . "Holografia Congressos." . . "Holografia (congressos)" . "European Congress on Optics (ECO) (4 Hague, Netherlands)" . . . "Engineering (sponsor)" . . "ECO (4 : 1991/03)" . . . "Europtica the European Federation for Applied Optics (sponsor)" . . "European Federation for Applied Optics" . . . . . "European Congress on Optics (1991 : La Haia)" . . . "Holographic Optics (3 : 1991/03)" . . . . "Holographic optics III : principles and applications : Conference : Papers"@en . . . . "Holographic optics III : principles and applications" . . . "ECO4" . . . . "Holographic optics--principles and applications III" . "Holographic optics III : principles and applications : [part of] ECO4, the congress of EPS--European Physical Society, Europtica--the European Federation for Applied Optics, SPIE--the International Society for Optical Engineering : 12-15 March 1991, the Hague, the Netherlands" . . . . . . . . . . "Holographic optics III : principles and applications : 12-15 March 1991, The Hague, The Netherlands" . . "Holographic optics III : principles and applications : 12-15 March 1991, The Hague, The Netherlands, ECO4" . . . "Holographic optics III principles and applications : 12-15 March 1991, the Hague, the Netherlands"@en . . . "Holographic optics III : principles and applications, ECO4, 12-15 March 1991, The Hague, The Netherlands" . "Holographic optics III: principles and applications : proceedings : 12-15 March 1991, The Hague, The Netherlands" . . . . . . . . . "Holographic optics III : principles and applications : 12-15 March 1991, The Hague, The Netherlands. (At head of title: Proceedings European Congress on Optics (ECO))"@en . . . . . . . . "Holographic optics 3"@en . . "Holographic optics 3" . "Holographic optics three"@en . "Holographic optics three" . . . . . . . . . . . . . "Holographic optics III principles and applications : proceedings : 12-15 March 1991, the Hague, the Netherlands : ECO4"@en . "Holographic optics III: principles and applications : ECO 4, European Congress on Optics : 12-15 March 1991, The Hague, The Netherlands" . . "Conference papers and proceedings"@en . . "Conference papers and proceedings" . "Holographic optics III : principles and applications : 12-15 March 1991, the Hague, the Netherlands : proceedings"@en . . . . "Holographic optics III : principles and applications : 12-15 March 1991, the Hague, the Netherlands"@en . "Holographic optics III principles and applications : 12-15 March 1991, The Hague, The Netherlands" . . . . . . . . . . . "Holographic optics III: principles and applications ECO 4, European Congress on Optics : 12-15 March 1991, The Hague, The Netherlands" . . . "European Congress on Optics: ECO4 (4th : March 1991 : The Hague,)" . . . "Infografia Congressos." . . "European Congress on Optics (4e : 1991 : La Haye, Pays-Bas)" . . . "European Congress on Optics (4 : 1991 : Hague, Netherlands)" . . . "Holography Congresses." . . "Society of Photo-optical Instrumentation Engineers" . . . "Optical materials Congresses." . . "ECO (4 ; 1991 ; The Hague)" . . . "European Congress on Optics (4th : 1991 : Hague, Netherlands)" . . . "Association nationale de la recherche technique" . . . "Congress of EPS (European Physical Society) (sponsor)" . . "Holographic Optics (3 ; 1991 ; The Hague)" . . . "EUROPTICA - European Federation for Applied Optics." . . "Holographie Congrès." . . "Infographie Congrès." . . "Materials òptics Congressos." . . "SPIE-International Society for Optical Engineering." . . "SPIE Digital Library." . . "Society of Photo-Optical Instrumentation Engineers." . . "Society of Photo-optical Instrumentation Engineers." . "Society of Photo-optical Instrumentation Engineers" . "European Physical Society" . . .