# Marcin Witczak

> researcher

**Wikidata**: [Q61758842](https://www.wikidata.org/wiki/Q61758842)  
**Source**: https://4ort.xyz/entity/marcin-witczak


## References

1. BnF authorities
2. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-0031-0004/employment/6679091)
3. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
4. Virtual International Authority File
5. ORCID iD
6. National Library of Israel Names and Subjects Authority File