Penfold, S., Schulte, R., Censor, Y., Bashkirov, V., McAllister, S., Schubert, K. & Rozenfeld, A. (2010). Block-Iterative and String-averaging projection algorithms in proton computed tomography image reconstruction. In Y. Censor, M. Jiang & G. Wang (Eds.), Biomedical Mathematics: Promising Directions in Imaging, Therapy Planning, and Inverse Problems (pp. 347-368). United States: Medical Physics Publishing.
Penfold, S., Schulte, R., Censor, Y., Bashkirov, V., McAllister, S., Schubert, K. & Rozenfeld, A. (2010). Block-Iterative and String-averaging projection algorithms in proton computed tomography image reconstruction. In Y. Censor, M. Jiang & G. Wang (Eds.), Biomedical Mathematics: Promising Directions in Imaging, Therapy Planning, and Inverse Problems (pp. 347-368). United States: Medical Physics Publishing.