DIN EN 9300-003-2011 航空航天系列. LOTAR. 数字技术产品文档 (如3D, CAD及PDM数据) 的长期存档和检索. 第003部分:基础和概念; 德文和英文版本EN 9300-003-2010
Aerospace series - LOTAR - Long term archiving and retrieval of digital technical product documentation such as 3D, CAD and PDM data - Part 003: Fundamentals and concepts; German and English version FprEN 9300-003:2010