--- papers/freem_history/Makefile	2025/04/22 14:54:41	1.1
+++ papers/freem_history/Makefile	2025/04/28 12:34:14	1.4
@@ -1,23 +1,38 @@
 #
-# $Id: Makefile,v 1.1 2025/04/22 14:54:41 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
+#
+#   Revision 1.2  2025/04/22 17:54:09  snw
+#   Initial draft of FreeM History paper
+#
 #   Revision 1.1  2025/04/22 14:54:41  snw
 #   Add Makefile for FreeM History
 #
 #
-all: freem_history.ps freem_history.txt freem_history.pdf
+
+DEPS = freem_history.ps freem_history.txt freem_history.pdf
+
+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
+	cat freem_history.ms | refer -p ../references.bib -P | tbl | groff -ms -Tpdf > freem_history.pdf
 
-freem_history.pdf: freem_history.ps
-	ps2pdf freem_history.ps freem_history.pdf
+clean:
+	rm -f $(DEPS)
 
-.PHONY: all
+.PHONY: all clean