1.1 --- a/lemon/lgf_writer.h	Tue Jul 29 14:41:55 2008 +0200
     1.2 +++ b/lemon/lgf_writer.h	Tue Jul 29 15:06:37 2008 +0200
     1.3 @@ -18,7 +18,7 @@
     1.4  
     1.5  ///\ingroup lemon_io
     1.6  ///\file
     1.7 -///\brief \ref lgf-format "Lemon Graph Format" writer.
     1.8 +///\brief \ref lgf-format "LEMON Graph Format" writer.
     1.9  
    1.10  
    1.11  #ifndef LEMON_LGF_WRITER_H
    1.12 @@ -934,7 +934,7 @@
    1.13      std::ostream* _os;
    1.14      bool local_os;
    1.15  
    1.16 -    Graph& _graph;
    1.17 +    const Graph& _graph;
    1.18  
    1.19      std::string _nodes_caption;
    1.20      std::string _edges_caption;