Surgical instruments - Metallic materials - Part 1: Stainless steel (ISO 7153-1:1991, including Amendment 1:1999); German version EN ISO 7153-1:2000— 7 стр.
Dentistry - General requirements for instruments and related accessories used in dental implant placement and treatment (ISO 13504:2012); German version EN ISO 13504:2012— 24 стр.