Wicht, J. Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society;
Hori, K., & Wicht, J. (2013). Subcritical dynamos in the early Mars' core: Implications for cessation of the past Martian dynamo. Phys. Earth Planet. Inter., 219, 21-33. doi:10.1016/j.pepi.2013.03.005.