# D4

> train line of Moscow central diameters

**Wikidata**: [Q63928373](https://www.wikidata.org/wiki/Q63928373)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Line_D4_(Moscow_Central_Diameters))  
**Source**: https://4ort.xyz/entity/d4-q63928373-2


## References

1. [Source](https://msk1.ru/text/transport/2023/09/01/72663344/)