Add bibtex references

diff --git a/refs.bib b/refs.bib
new file mode 100644 (file)
index 0000000..30a29eb
--- /dev/null
+++ b/refs.bib
@@ -0,0 +1,10 @@
+@book{nocedal2006numerical,
+       title={Numerical optimization},
+       author={Nocedal, J. and Wright, S.J.},
+       isbn={9780387303031},
+       lccn={2006923897},
+       series={Springer series in operations research},
+       url={http://books.google.no/books?id=eNlPAAAAMAAJ},
+       year={2006},
+       publisher={Springer}
+}