[groff] 07/07: chem(1): Remove dead links.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 83326197dce94750d5cb71a4c84402bdb2f3b558
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Sep 6 05:48:04 2020 +1000

    chem(1): Remove dead links.
    
    Also expand and correct bibliographic and source references.
---
 contrib/chem/chem.1.man | 44 ++++++++++++++++----------------------------
 1 file changed, 16 insertions(+), 28 deletions(-)

diff --git a/contrib/chem/chem.1.man b/contrib/chem/chem.1.man
index caeaf13..af78c43 100644
--- a/contrib/chem/chem.1.man
+++ b/contrib/chem/chem.1.man
@@ -865,11 +865,12 @@ Example files for
 .
 .TP
 .IR @DOCDIR@/examples/chem/122/ * .chem
-Example files from the classical
+Example files from the
 .I chem
-article
-.I "CHEM \[en] A Program for Typesetting Chemical Structure Diagrams"
-[CSTR\~#122].
+article by its authors,
+\[lq]CHEM\[em]A Program for Typesetting Chemical Structure Diagrams:
+User Manual\[rq]
+(CSTR\~#122).
 .
 .
 .\" ====================================================================
@@ -886,39 +887,26 @@ Bernd Warken
 It is based on the documentation of Brian Kernighan's original
 .I awk
 version of
-.I chem
-at
-.UR http://\:cm\:.bell\-labs\:.com/\:cm/\:cs/\:who/\:bwk/\:index\:.html
-.UE .
+.IR chem .
 .
 .
 .\" ====================================================================
 .SH "See Also"
 .\" ====================================================================
 .
-.BR groff (@MAN1EXT@),
-.BR @g@pic (@MAN1EXT@)
-.
-.
-.P
-You can still get the original
-.UR http://\:cm\:.bell\-labs\:.com/\:netlib/\:typesetting/\:chem\:.gz
-chem awk source
-.UE .
-.
-Its
-.B README
-file was used for this manual page.
+\[lq]CHEM\[em]A Program for Typesetting Chemical Diagrams: User
+Manual\[rq]
+by Jon L.\& Bentley,
+Lynn W.\& Jelinski,
+and
+Brian W.\& Kernighan,
+AT&T Bell Laboratories Computing Science Techical Report No.\& 122
+(CSTR\~#122)
 .
 .
 .P
-The other classical document on
-.I chem
-is
-.UR http://\:cm\:.bell\-labs\:.com/\:cm/\:cs/\:cstr/\:122\:.ps\:.gz
-.I "CHEM \[en] A Program for Typesetting Chemical Structure Diagrams"
-[CSTR\~#122]
-.UE .
+.BR groff (@MAN1EXT@),
+.BR @g@pic (@MAN1EXT@)
 .
 .
 .\" Restore compatibility mode (for, e.g., Solaris 10/11).