# Q109319576
**Wikidata**: [Q109319576](https://www.wikidata.org/wiki/Q109319576)  
**Source**: https://4ort.xyz/entity/q109319576


## References

1. [Source](https://link.springer.com/article/10.1007/BF01455902)
2. [Source](https://eudml.org/doc/159567)