Robuta

https://www.uml.edu/tsongas/barilla-taylor/primary-sources/

https://en.wikisource.org/wiki/Author:Paul_Efthemios_Tsongas

https://fedscoop.com/tag/niki-tsongas/

https://www.uml.edu/news/stories/2022/tsongas-industrial-history-anniversary.aspx

https://www.uml.edu/tsongas/barilla-taylor/contact.aspx

https://www.uml.edu/tsongas/barilla-taylor/resources-bibliography.aspx