diff --git a/doc/detail/README b/doc/detail/README
new file mode 100644
index 0000000..2b27707
--- /dev/null
+++ b/doc/detail/README
@@ -0,0 +1,7 @@
+- lambda_doc.xml is a DocBook xml file from which the lambda docs are
+generated
+- lambda_doc_chunks.xsl loads the stylesheets that generate a separate
+html-file for each section
+- lambda_doc.html loads stylesheets that generate one big html-file
+(you need to edit the paths in these files to make them work)
+