Shownotes De zeepmaker van Correggio
- http://www.zelfzeepmaken.be/index.php/benodigdheden/
- https://crimeinmypocket.com/2019/04/18/leonarda-cianciulli/
- https://bestoftruecrime.blogspot.com/2020/02/leonarda-cianciulli-italys-1st-female.html
- https://drvitelli.typepad.com/providentia/2013/08/the-woman-who-made-soap.html
- https://the-line-up.com/leonarda-cianciulli-soap-maker-of-correggio
- https://undergroundherald.wordpress.com/2015/04/19/leonarda-cianciulli-the-soap-maker-of-correggio/
- https://www.bbc.com/news/magazine-27257822