# Q19170170
**Wikidata**: [Q19170170](https://www.wikidata.org/wiki/Q19170170)  
**Source**: https://4ort.xyz/entity/q19170170


## References

1. [Source](http://books.google.com/books?id=BKs6AAAAcAAJ&pg=PA195)
2. [Source](http://books.google.com/books?id=BGwHAAAAQAAJ&pg=PA100)
3. [Source](http://books.google.com/books?id=JmcCAAAAQAAJ&pg=PA97)
4. [Source](http://books.google.com/books?id=5tY6AAAAcAAJ&pg=PA196)