de Mooij, E. J. W., Brogi, M., de Kok, R. J., Koppenhoefer, J., Nefs, S. V., Snellen, I. A. G., et al. (2012). Optical to near-infrared transit observations of super-Earth GJ 1214b: water-world or mini-Neptune? Astronomy & Astrophysics, 538: A46, pp. 1-12. doi:10.1051/0004-6361/201117205.