* Raffaele, Paul (2006), "The Smart and Swinging Bonobo", "Smithsonian", Volume 37, Number 8 (November 2006—a general article about bonobos).
* Raffaele, Paul (2006), «The Smart and Swinging Bonobo», "Smithsonian", Volume 37, Number 8 (November 2006—a general article about bonobos).