--- a/thesis/tex/0-preface.tex	Sun Jan 04 10:25:06 2009 +0100
+++ b/thesis/tex/0-preface.tex	Sun Jan 04 10:27:30 2009 +0100
@@ -29,10 +29,10 @@
 Experience in usage, administration and program development is assumed.
 This includes the basic toolchain (e.g.\ \name{tar}, \name{grep}, etc.), user, file and permission management, as well as writing, compiling and installing programs written in the C language.
 
-General information about \unix\ can be found in \cite{unixprogenv} %FIXME: references
+General information about \unix\ can be found in \cite{kernighan84} %FIXME: references
 . %FIXME: references
 explain about administrating \unix.
-And developing programs in C may be learned from \cite{k&r} and \cite{advunixprog}. %FIXME: references
+And developing programs in C may be learned from \cite{k&r} and \cite{rochkind85}. %FIXME: references
 
 %TODO: should I tell them to send email to me when having questions? Or somewhere else?
 
@@ -52,8 +52,8 @@
 %FIXME: remove everything not needed. Maybe write only a few sentences text.
 The following typographic conventions are used in this book:
 
-\begin{tabular}{ p{0.15\textwidth} p{0.8\textwidth} }
-\emph{Italic} &
+\begin{tabular}{ p{0.25\textwidth} p{0.7\textwidth} }
+\emph{Italics} &
 is used for names, including command names, file name, hostnames, usernames and email addresses.
 Further more it is used to emphasize text.
 \\ &\\
@@ -62,13 +62,25 @@
 is used for source code, contents of files and output from programs.
 \\ &\\
 
+\textsc{Small Caps} &
+are used to indicate names of persons.
+\\ &\\
+
 \texttt{\$} &
-indicates the the user shell prompt.
+indicates the user's shell prompt.
 \\ &\\
 
 \texttt{\#} &
-indicates the the root shell prompt.
-\\
+indicates the shell prompt of the superuser---root.
+\\ &\\
+
+\cite{kernighan84} &
+is a reference to a book, an article, or a similar document. The Bibliography is located at the end of the thesis.
+\\ &\\
+
+\citeweb{masqmail:homepage} &
+is a reference to a website. Websites differ from documents as they are hardly a text written by some author, but a place where information is gathered.
+\\ &\\
 \end{tabular}