# Bozhidar Velichkov

> Mathematician working in Free Boundary Problems, PDEs and Calculus of Variations (1985-)

**Wikidata**: [Q85888568](https://www.wikidata.org/wiki/Q85888568)  
**Source**: https://4ort.xyz/entity/bozhidar-velichkov


## References

1. [Source](https://www.unipi.it/ateneo/bandi/assegni/cofin/archivio/10set2013/atti.rtf)
2. Mathematics Genealogy Project
3. [Source](http://www.velichkov.it/cv_velichkov_2020.pdf)
4. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0003-4968-3087/employment/8246260)
5. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0003-4968-3087/employment/6103263)
6. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0003-4968-3087/employment/6103256)
7. Virtual International Authority File
8. IdRef
9. ORCID iD
10. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0003-4968-3087/external-identifiers/1095735)
11. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0003-4968-3087/external-identifiers/1083543)