leads to a @internalsref{NoteEvent}, and @code{\simultaneous} leads to
a @internalsref{SimultaneousMusic}. A list of all expressions
available is in the internals manual, under
-@hyphenatedinternalsref{Music expressions,Music-expressions}.
+@internalsref{Music expressions}.
@item
`type' or interface: Each music name has several `types' or
@code{note-event}, a @code{rhythmic-event} and a @code{melodic-event}.
All classes of music are listed in the internals manual, under
- @hyphenatedinternalsref{Music classes,Music-classes}.
+ @internalsref{Music classes}.
@item
C++ object: Each music object is represented by a C++ object. For