An Analysis of a Distributed GPU Implementation of Proton Computed Tomographic (pCT) Reconstruction. - Kirk L. Duffin; Nicholas T. Karonis; Caesar E. Ordoñez; Michael E. Papka; George Coutrakon; Béla Erdélyi; Eric C. Olson; Thomas D. Uram (SC Companion, 2012)

Distributed and hardware accelerated computing for clinical medical imaging using proton computed tomography (pCT). - Nicholas T. Karonis; Kirk L. Duffin; Caesar E. Ordoñez; Béla Erdélyi; Thomas D. Uram; Eric C. Olson; George Coutrakon; Michael E. Papka (J. Parallel Distributed Comput., 2013)

A Real-time Image Reconstruction System for Particle Treatment Planning Using Proton Computed Tomography (pCT). - Caesar E. Ordoñez; Nicholas T. Karonis; Kirk L. Duffin; George Coutrakon; Reinhard W. Schulte; Robert P. Johnson; Mark Pankuch (CoRR, 2017)

Particle-Tracking Proton Computed Tomography - Data Acquisition, Preprocessing, and Preconditioning. - Blake Schultze; Paniz Karbasi; Christina Sarosiek; George Coutrakon; Caesar E. Ordoñez; Nicholas T. Karonis; Kirk L. Duffin; Vladimir Bashkirov; Robert P. Johnson; Keith E. Schubert; Reinhard W. Schulte (IEEE Access, 2021)