1. Deutsche Bahn (2016). 883.2000 DB_REF-Festpunktfeld, Deutsche Bahn Netz AG.
2. (2010). Railway Applications—Track—Track Alignment Design Parameters—Track Gauges 1435 mm and Wider. Part 1: Plain Line (Standard No. EN 13803-1).
3. (2008). Code of Federal Regulations Title 49 Transportation, Federal Railroad Administration, US Government Printing Office.
4. (2008). NR_Reinstatement of Absolute Track Geometry (WCRL Routes), Iss. 1 (Standard No. NR/L3/TRK/0030).
5. (2018). Attachment ST-T1-A6: Geometrical Layouts of Tracks, Polish State Railways—Polish Railway Lines. (In Polish).