# J. Haffman and P. Meijer
**Wikidata**: [Q110955063](https://www.wikidata.org/wiki/Q110955063)  
**Source**: https://4ort.xyz/entity/j-haffman-and-p-meijer


## References

1. [Source](https://proxy.archieven.nl/126/4B7771F06B04330CE053050011AC1609)