# Marek Widera

> Polish geologist

**Wikidata**: [Q63647030](https://www.wikidata.org/wiki/Q63647030)  
**Source**: https://4ort.xyz/entity/marek-widera-q63647030


## References

1. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0001-5092-2845/employment/6003772)
2. Polish Science
3. [SciGraph](https://scigraph.springernature.com/person.07400215357.29)