# Axel G. Fröckberg
**Wikidata**: [Q94903508](https://www.wikidata.org/wiki/Q94903508)  
**Source**: https://4ort.xyz/entity/axel-g-fr-ckberg


## References

1. Catalog of the German National Library
2. [LIBRIS. 2012](https://libris.kb.se/khw03f333dkc3tx)