# Gudmar Hasselberg
**Wikidata**: [Q99672337](https://www.wikidata.org/wiki/Q99672337)  
**Source**: https://4ort.xyz/entity/gudmar-hasselberg


## References

1. [Source](https://runeberg.org/vemardet/1939/0327.html)
2. [Source](https://runeberg.org/vemardet/1943/0323.html)
3. [Source](https://runeberg.org/vemardet/1945/0429.html)
4. [Source](https://runeberg.org/vemardet/1953/0437.html)
5. [Source](https://runeberg.org/vemardet/1955/0391.html)
6. [Source](https://runeberg.org/vemardet/1957/0408.html)
7. [Source](https://runeberg.org/vemarvem/sthlm62/0544.html)
8. [Source](https://runeberg.org/vemardet/1963/0437.html)
9. [Source](https://runeberg.org/vemardet/1967/0370.html)
10. [Source](https://runeberg.org/vemardet/1969/0386.html)
11. LIBRIS. 2018