--- papers/freem_history/Makefile	2025/04/24 16:47:58	1.3
+++ papers/freem_history/Makefile	2025/04/28 12:34:14	1.4
@@ -1,10 +1,13 @@
 #
-# $Id: Makefile,v 1.3 2025/04/24 16:47:58 snw Exp $
+# $Id: Makefile,v 1.4 2025/04/28 12:34:14 snw Exp $
 #  Build file for FreeM History
 #
 # Copyright (C) 2025 Serena Willis
 #
 #   $Log: Makefile,v $
+#   Revision 1.4  2025/04/28 12:34:14  snw
+#   Update access dates
+#
 #   Revision 1.3  2025/04/24 16:47:58  snw
 #   Reorganize document, add MUMPS language overview
 #
@@ -16,23 +19,20 @@
 #
 #
 
-outputs = freem_history.ps freem_history.txt freem_history.pdf #freem_history.html
+DEPS = freem_history.ps freem_history.txt freem_history.pdf
 
-all: $(outputs)
+all: $(DEPS)
 
 freem_history.ps: freem_history.ms
-	refer freem_history.ms | tbl | groff -ms -Tps > freem_history.ps
+	cat freem_history.ms | refer -p ../references.bib -P | tbl | groff -ms -Tps > freem_history.ps
 
 freem_history.txt: freem_history.ms
-	refer freem_history.ms | tbl | groff -ms -Tascii > freem_history.txt
+	cat freem_history.ms | refer -p ../references.bib -P | tbl | groff -ms -Tascii > freem_history.txt
 
 freem_history.pdf: freem_history.ms
-	refer freem_history.ms | tbl | groff -ms -Tpdf > freem_history.pdf
-
-#freem_history.html: freem_history.ms
-#	refer freem_history.ms | tbl | groff -ms -Thtml > freem_history.html
+	cat freem_history.ms | refer -p ../references.bib -P | tbl | groff -ms -Tpdf > freem_history.pdf
 
 clean:
-	rm -f $(outputs)
+	rm -f $(DEPS)
 
 .PHONY: all clean