The nautilus gas-grain code has been developed at the ''Laboratoire d'astrophysique de Bordeaux''
by a group of researchers led by Valentine Wakelam from the original code of Eric Herbst (Hasegawa et al. 1992).

Copyright is protected by the following license:

'''MIT License
Copyright (c) 2016 Valentine Wakelam
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    SOFTWARE.'''

When publishing results obtained with nautilus (and any modified version of it), the authors should include the reference:
''Ruaud et al.~Monthly Notices of the Royal Astronomical Society, Volume 459, Issue 4, p.3756-3767.''

'''If we provide the code for external users of the group, we do not provide any user support.
If users want help, then they can contact us, but this will be done in the context of a collaboration.'''
