You will find reference start files online here:
- reference start_archives from MCDv6.1 simulations: https://web.lmd.jussieu.fr/~lmdz/planets/mars/starts/
- reference start_archives from MCDv5.3 simulations: https://web.lmd.jussieu.fr/~lmdz/planets/mars/starts_MCDv5.3/
