* {{cite journal |first1=Thomas |last1=DeFanti, |first2=Jay |last2=Fenton and |first3=Nola |last3=Donato,[|url=http://dl.acm.org/citation.cfm?id=807366 "|title=BASIC Zgrass—a sophisticated graphics language for the Bally Home Library Computer"], |journal=Proceedings of the 5th annual conference on Computer graphics and interactive techniques,''|publisher=ACM SIGGRAPH Computer Graphics'', |Volume=12 |Issue=3 (|date=August 1978),pp. |pages=33–37 |ref=harv}}
* {{cite magazine |first=Thomas |last=DeFanti |title=Language Control Structures for Easy Electronic Visualization |magazine=BYTE |date=November 1980 |ref=harv}}
