# Lennart Lönngren
**Wikidata**: [Q106421428](https://www.wikidata.org/wiki/Q106421428)  
**Source**: https://4ort.xyz/entity/lennart-l-nngren


## References

1. Catalog of the German National Library
2. [Source](http://mak.bn.org.pl/cgi-bin/KHW/makwww.exe?BM=1&NU=1&IM=4&WI=9810682756805606)
3. National Library of Israel Names and Subjects Authority File