F1 History & Legends - Brabham BT49 (1980) cutaway
Brabham BT49 - Wikipedia
Calaméo - ATS030512
Brabham BT49 - Wikipedia
X-ray spec: Under the skin of the Brabham BT34 October 2003 - Motor Sport Magazine
Brabham f1 - Canada
Alan Jones primotipo
Brabham BT49 – Wikipédia, a enciclopédia livre
Brabham BT49 - Complete Archive (only F1 entries) - Racing Sports Cars
1980 Nelson Piquet Brabham-BMW BT49 Nelson piquet, Classic racing cars, Race cars
1979 Brabham BT49 Piquet – formula143
Brabham BT49 car-by-car histories