BibTeX
@ARTICLE{
         Kessler2005CAG,
       author = "Kessler, M. L. and McShan, D. L. and Epelman, M. A. and Vineberg, K. A. and Eisbruch,
         A. and Lawrence, T. S. and Fraass, B. A.",
       title = "Costlets: A Generalized Approach to Cost Functions for Automated Optimization of
         {IMRT} Treatment Plans",
       journal = "Optimization and Engineering",
       pages = "421--448",
       doi = "10.1007/s11081-005-2066-2",
       volume = "6",
       number = "4",
       year = "2005"
}