code: public void write_ref(final String node, final int id, final int creation) {
  	/* Always encode as an extended reference; all
  	   participating parties are now expected to be
  	   able to decode extended references. */
  	int ids[] = new int[1];
  	ids[0] = id;
  	write_ref(node, ids, creation);
      }
docs: Write an old style Erlang ref to the stream.
  
  @param node
  the nodename.
  
  @param id
  an arbitrary number. Only the low order 18 bits will be used.
  
  @param creation
  another arbitrary number.