# Protest letters against construction of Pļaviņas HES in 1958
**Wikidata**: [Q93272058](https://www.wikidata.org/wiki/Q93272058)  
**Source**: https://4ort.xyz/entity/protest-letters-against-construction-of-p-avi-as-hes-in-1958


## References

1. COURAGE Knowledge Graph