diff -r 9f27c822b14d -r a14a31bfc73b doc/bms.sgml
--- a/doc/bms.sgml	Sun May 12 19:24:34 2019 +0200
+++ b/doc/bms.sgml	Sun May 12 19:41:18 2019 +0200
@@ -2,6 +2,11 @@
 <!ENTITY chapter1 SYSTEM "bms-ch1.sgml">
 <!ENTITY chapter2 SYSTEM "bms-ch2.sgml">
 <!ENTITY chapter3 SYSTEM "bms-ch3.sgml">
+<!ENTITY chapter4 SYSTEM "bms-ch4.sgml">
+<!ENTITY chapter5 SYSTEM "bms-ch5.sgml">
+<!ENTITY chapter6 SYSTEM "bms-ch6.sgml">
+<!ENTITY chapter7 SYSTEM "bms-ch7.sgml">
+<!ENTITY chapter8 SYSTEM "bms-ch8.sgml">
 ]>
 
 <book lang="nl">
@@ -30,5 +35,10 @@
 &chapter1;
 &chapter2;
 &chapter3;
+&chapter4;
+&chapter5;
+&chapter6;
+&chapter7;
+&chapter8;
 
 </book>