Tomás Mandl, an MAIR graduate (2005) and a PLACA member, publishes a book: Modern Paraguay: Uncovering South America's Best Kept Secret.

https://www.amazon.com/dp/B096PK85CB/ref=dp-kindle-redirect?_encoding=UTF8&btkr=1 
 
https://mcfarlandbooks.com/product/modern-paraguay/