Andrea Bernagozzi, Antonella Testa, Pasquale Tucci (2004). Observing Mars with Schiaparelli's telescope. In: Proceedings of the Third European Workshop on Exo-Astrobiology, 18 – 20 November 2003, Madrid, Spain. Noordwijk, Netherlands: ESA Publications Division. ISBN9290928565. ESA SP-545: 157 - 158. Accessed April 2015.