Added LeVeque to the references.

doc/report/report_philip/refs.bib

@@ -384,6 +384,23 @@
 	adsnote = {Provided by the SAO/NASA Astrophysics Data System}
 }
 
+@book{LeVeque,
+	added-at = {2011-05-02T00:00:00.000+0200},
+	author = {LeVeque, Randall J.},
+	biburl = {https://www.bibsonomy.org/bibtex/2f34699d6aff1128d6b96b247218199b2/dblp},
+	interhash = {78ea935b6b24e925a7485c8bbd18a316},
+	intrahash = {f34699d6aff1128d6b96b247218199b2},
+	isbn = {978-3-7643-2723-1},
+	keywords = {dblp},
+	pages = {1-214},
+	publisher = {Birkhäuser},
+	series = {Lectures in mathematics},
+	timestamp = {2011-05-03T11:34:09.000+0200},
+	title = {Numerical methods for conservation laws (2. ed.).},
+	year = 1992
+}
+
+
 
 % OTHER/MISC
 @MISC{eigenweb,