Yusuke Okitsu Fumihiko Ino Kenichi Hagihara Accelerating Cone Beam Reconstruction Using the CUDA-Enabled GPU. 108-119 2008 HiPC http://dx.doi.org/10.1007/978-3-540-89894-8_13 conf/hipc/2008 db/conf/hipc/hipc2008.html#OkitsuIH08