State-of-the-Art Report ond "Interactive Ray Tracing" 
                                     Ingo Wald and Philipp Slusallek 
                                     University of Saarbruecken 
                                     in State of the Art Reports, EUROGRAPHICS 2001, pp. 21-42, Manchester, United Kingdom, Sept. 2001 
                                     [pdf]   


@InCollection{Wald:2001:STAR-IRT,
  author = 	 {Ingo Wald and Philipp Slusallek},
  title = 	 {State of the Art in Interactive Ray Tracing},
  booktitle = 	 {State of the Art Reports, {EUROGRAPHICS} 2001},
  pages =	 {21--42},
  publisher =	 {EUROGRAPHICS},
  year =	 2001,
  address =	 {Manchester, United Kingdom}
}