Dreher, Constantin ; Habermehl, Daniel ; Ecker, Swantje ; Brons, Stephan ; El-Shafie, Rami ; Jäkel, Oliver ; Debus, Jürgen ; Combs, Stephanie E. (2015) Optimization of carbon ion and proton treatment plans using the raster-scanning technique for patients with unresectable pancreatic cancer. Radiation Oncology, 10 (237). pp. 1-9. ISSN 1748-717X