SFly: Swarm of micro flying robots. - Markus Achtelik; Michael Achtelik; Yorick Brunet; Margarita Chli; Savvas A. Chatzichristofis; Jean-Dominique Decotignie; Klaus-Michael Doth; Friedrich Fraundorfer; Laurent Kneip; Daniel Gurdan; Lionel Heng; Elias B. Kosmatopoulos; et al. (IROS, 2012)