Ignores almost all La@TeX{} commands that changes margins and linewidths.
+La@TeX{} comments can confuse @command{mudela-book}:
+@example
+% this music will be displayed: \mudela@{c d e@}
+@end example
+
@section Authors
@email{hanwen@@cs.uu.nl, Han-Wen Nienhuys}, @uref{http://www.cs.uu.nl/people/hanwen}