(from ADS Vis team, 2013)
Papers
Parllel Volume Rendering on the IBM Blue Gene/P Peterka, et al Argonne, UC-Davis
http://www.mcs.anl.gov/~tpeterka/papers/peterka-egpgv08-paper.pdf
A Scalable Parallel Cell-projection Volume Rendering Algorithm for Three-dimensional Unstructred Data, Ma, et al NASA Langley
http://www.dtic.mil/dtic/tr/fulltext/u2/a329328.pdf
MPI-hybrid Parallelism for Volume Rendering on Large, Multi-core Systems, Howison, et al, LBNL
http://escholarship.org/uc/item/4r0575d1
Design for Parallel Interactive Ray Tracing Systems, Bigler, et al, Utah
http://www.sci.utah.edu/~abe/rt06/manta-rt06.pdf
GPU volume rendering in 3D echocardiography: Real-time pre-processing and ray-casting, Steen, et al
http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5935485&tag=1
An Advanced Volume Raycasting Technique Using GPU Stream Processing
http://scivis.itn.liu.se/publications/2010/MRH10/VolumeRaycastingUsingGPUStreamProcessing.pdf
Slab-Based Raycasting: Exploiting GPU Computing for Volume Visualization, Mensmann, et al
http://link.springer.com/chapter/10.1007/978-3-642-25382-9_17
Hardware-Based Ray Casting for Tetrahedral Meshes, Weiler et al
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.5.8622
A Single-pass GPU Ray Casting Framework for Interactive Out-of-core Rendering of Massive Volumetric Datasets, Gobbetti, et al
http://www.crs4.it/vic/cgi-bin/bib-page.cgi?id=%27Gobbetti:2008:SGR%27
A Study of Ray Tracing Large-scale Scientific Data in Parallel Visualization Applications, Brownlee, et al
http://www.sci.utah.edu/~brownlee/scaling.pdf
Books
Production Volume Rendering, Wrenninge
http://www.amazon.com/Production-Volume-Rendering-Design-Implementation/dp/156881724X
Real-time Volume Graphic, Engel, et al
http://www.real-time-volume-graphics.org/
Real-time Rendering, Akenine-Moller, et al
http://www.amazon.com/Real-Time-Rendering-Third-Tomas-Akenine-Moller/dp/1568814240
APIs and Projects
OpenRL Ray Tracing Library
http://www.imgtec.com/powervr/powervr_openrl_sdk.asp
VTK, vtkGPUVolumeRayCastMapper
http://www.vtk.org/doc/nightly/html/classvtkGPUVolumeRayCastMapper.html
Manta
http://mantawiki.sci.utah.edu/manta/index.php/Main_Page
Exposure Render, CUDA based volume raycaster
http://code.google.com/p/exposure-render/
Volt: Interactive CUDA volume renderer
http://cg.inf.h-bonn-rhein-sieg.de/?page_id=2700
Slicer3: Volume Rendering
http://www.slicer.org/slicerWiki/index.php/Slicer3:Volume_Rendering
VolView
http://www.kitware.com/opensource/volview.html
yt
http://yt-project.org/docs/2.4/visualizing/volume_rendering.html
Blogs
Paul Bourke - Using POVRay as a Volume Renderer
http://paulbourke.net/miscellaneous/povexamples/
Hardware
Caustic raytracing cards