. . "Management of optics : October 1-2, 1980, Huntsville, Alabama" . . . . "Electronic books" . . . "Huntsville (Ala., 1980)" . . . . "Management of optics October 1-2, 1980, Huntsville, Alabama" . . "Kongreß" . . "Optik." . . "Organisation." . . . . "Kongreß." . . "Wissenschaft." . .