\makeatletter
\renewcommand{\@biblabel}[1]{#1.}
%---------------------------------------------------------------
+%
+\usepackage{tikz} % Powerfull ploting language
+\usetikzlibrary{ % Libraries for TiKz
+ positioning,
+ arrows,
+ shapes,
+ shadows
+}
+
+
% Title page definition
%\providecommand{\HUGE}{\Huge}% if not using memoir