Mills, Peter (19 de agosto de 2011). «Alexander Rossi leads first Silverstone Formula Renault 3.5 session». Autosport (Haymarket Publications). Consultado el 19 de agosto de 2011. «HRT Formula 1 driver Daniel Ricciardo was third quickest for ISR, ahead of an excellent effort from series debutant Nick Yelloly at Pons Racing. The GP3 podium finisher is in the seat occupied by Spaniard Marcos Martinez at the Hungaroring.»