diff --git a/LNCS_onto.thy b/LNCS_onto.thy
new file mode 100644
index 0000000..c61a8c0
--- /dev/null
+++ b/LNCS_onto.thy
@@ -0,0 +1,48 @@
+theory LNCS_onto
+  imports Isa_DOF
+begin
+
+doc_class title =
+   short_title :: "string option" -- None
+  
+doc_class subtitle =
+   abbrev :: "string option"      -- None
+
+doc_class author =
+   affiliation :: "string"
+
+doc_class abstract =
+   keywds :: "string list"
+
+doc_class introduction =
+   main_author :: "author option"
+
+doc_class tech_section =
+   main_author :: "author option"
+
+doc_class conclusion =
+   main_author :: "author option"
+
+doc_class bibliography =
+   style :: "string option" -- "''LNCS''"
+
+doc_class article = 
+   T     :: "title option"     -- None
+   ST    :: "subtitle option" -- None
+   AS    :: "author list"
+   ABS   :: "abstract option"
+   INTRO :: "introduction option" 
+   TS    :: "tech_section list"
+   CON   :: "conclusion"
+   where "(title . 
+           [subtitle] .
+           (author)+ .
+           abstract .
+           introduction . 
+           (tech_section)+ . 
+           conclusion . 
+           bibliography)"
+
+
+end
+