VDA 6.1 VDA 6.1 VDA 6.1 is a German quality management system standard. It was initiated by the automobile industry. The first VDA standard was for the exchange of surface models, and was named "VDA-FS". It has been superseded along the way, by a subset of the "Initial Graphics Exchange Specification" (IGES); referred to, simply, as "VDA". Aside from this exchange standard, VDA also developed "VDA-PS", a library standard for standard parts, now known as "DIN 66304". Based on ISO 9001:1994, the quality management system includes all elements of QS-9000, with an additional four requirements specific to VDA 6.1 as follows: The
International Standard Serial Number International Standard Serial Number An International Standard Serial Number (ISSN) is an eight-digit serial number used to uniquely identify a serial publication. The ISSN is especially helpful in distinguishing between serials with the same title. ISSN are used in ordering, cataloging, interlibrary loans, and other practices in connection with serial literature. The ISSN system was first drafted as an International Organization for Standardization (ISO) international standard in 1971 and published as ISO 3297 in 1975. ISO subcommittee TC 46/SC 9 is responsible for maintaining the standard. When a serial with the same content is published in more than one media