CARA is freeware, i.e. it can be used for free by anyone. The users are obligated to mention the 
use of CARA in their resulting publications*.
The software and documentation are provided as is, without warranty of any kind, expressed 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.

Please reference the book The Computer Aided Resonance Assignment Tutorial by Rochus Keller, first 
edition 2004, ISBN 3-85600-112-3, CANTINA Verlag. Alternatively you can cite Rochus' PhD thesis, 
Diss. ETH Nr. 15947. It would also be helpful if you could mention in your publication that CARA 
can be downloaded for free from


Thank you!