# Q71980681
**Wikidata**: [Q71980681](https://www.wikidata.org/wiki/Q71980681)  
**Source**: https://4ort.xyz/entity/q71980681


## References

1. [Source](http://math.unipa.it/~brig/sds/prima%20pagina/tirocinio/De%20Franchis%20Michele%20biblio.htm)