-@lilypond[verbatim,quote]
-\new PianoStaff <<
- \new Staff {
- \relative c' {
- f8 e4 d8 d f e4
- }
- }
- \new Staff {
- \relative c' {
- << {
- \clef bass
- % stems may overlap the other staff
- \override Stem #'cross-staff = ##t
- % extend the stems to reach the other staff
- \override Stem #'length = #12
- % do not print extra flags
- \override Flag #'style = #'no-flag
- % prevent beaming as needed
- a8 g4 f8 f bes\noBeam g4
- }
- \\
- {
- f,2 bes4 c
- } >>
- }
- }
->>
-@end lilypond
+@lilypondfile[verbatim,quote]
+{cross-staff-stems.ly}
+
+For the time being, this engraver can not be specified by its name in
+double quotes, but rather prefixing its name with a hash symbol
+@code{#}, due to the way it is implemented.