# Heidi Wittmer

> Environmental economist

**Wikidata**: [Q57305622](https://www.wikidata.org/wiki/Q57305622)  
**Source**: https://4ort.xyz/entity/heidi-wittmer


## References

1. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
2. Virtual International Authority File
3. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-6966-7258/external-identifiers/224490)