1 files changed, 4 insertions, 0 deletions
diff --git a/man/vi.1 b/man/vi.1
index fcbc1531d9ac..ce7b883f8497 100644
--- a/man/vi.1
+++ b/man/vi.1
@@ -2743,6 +2743,10 @@ and \*(Gt0 if an error occurs.
 .Xr ctags 1 ,
 .Xr iconv 1 ,
 .Xr re_format 7
+.Rs
+.%T vi/ex reference manual
+.%U https://docs.freebsd.org/44doc/usd/13.viref/paper.pdf
+.Re
 .Sh STANDARDS
 .Nm nex Ns / Ns Nm nvi
 is close to