E. Scifoni, O. Sokol, R. Grün, T. Friedrich, M. Scholz, W. Tinganelli, S. Brons, C. Schuy, M. Rovituso, M. Durante, M. Krämer,
Helium and Oxygen beam models in TRiP98: implementation, treatment planning tests and experimental verification Radiotherapy and Oncology. ,vol. 118, ,(2016) ,
10.1016/S0167-8140(16)30196-7