Quality management and quality assurance standards; guide to dependability programme management (identical with ISO 9000-4:1993 resp. IEC 60300-1:1993); German version EN 60300-1:1993— 8 стр.
Quality systems; model for quality assurance in design/development, production, installation and servicing (identical with ISO 9001:1987); EN 29001:1987— 21 стр.