def to_all_parts
      me = DeepClone.clone(self)
      me.disable_id_attribute
      @relations << DocumentRelation.new(type: "partOf", identifier: nil, url: nil, bibitem: me)
      @title.each(&:remove_part)
      @abstract = []
      @docidentifier.each(&:remove_part)
      @docidentifier.each(&:all_parts)
      @all_parts = true
    end
def to_all_parts
      me = DeepClone.clone(self)
      me.disable_id_attribute
      @relations << DocumentRelation.new(type: "partOf", identifier: nil, url: nil, bibitem: me)
      @title.each(&:remove_part)
      @abstract = []
      @docidentifier.each(&:remove_part)
      @docidentifier.each(&:all_parts)
      @all_parts = true
    end
remove title part components and abstract