Add bib item for Flynn's taxonomy

Add bibliography item for Flynn's taxonomy, which
classifies parallel hardware as SISD, SIMD, MISD, or MIMD.
This is relevant for the new "Data-parallel types" section
of the C++ Standard Library.

Author: mhoemmen

source/back.tex

@@ -86,6 +86,10 @@
   Roldan Pozo, Karin Remington, R. Client Whaley
   \doccite{An Updated Set of Basic Linear Algebra Subprograms (BLAS)}.
   ACM Trans.\ Math.\ Soft., Vol.\ 28, Issue 2, 2002.
+\bibitem{flynn-taxonomy}
+  Michael J. Flynn
+  \doccite{Very High-Speed Computing Systems}.
+  Proceedings of the IEEE, Vol.\ 54, Issue 12, 1966.
 \end{thebibliography}
 
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