@book{groeller-2005-proc, title = "Proceedings IEEE Visualization 2005", author = "C Silva and Eduard Gr\"{o}ller and H. Rushmeier", year = "2005", isbn = "0780394623", pages = "??", publisher = "IEEE", URL = "https://www.cg.tuwien.ac.at/research/publications/2005/groeller-2005-proc/", } @book{groeller-2005-volg, title = "Volume Graphics 2005", author = "Eduard Gr\"{o}ller and Issei Fujishiro and Klaus Mueller and Thomas Ertl", year = "2005", isbn = "3905673266", pages = "243", publisher = "Eurographics Association", URL = "https://www.cg.tuwien.ac.at/research/publications/2005/groeller-2005-volg/", }