code: def to_xml(builder)
        builder.series type: type do
          builder.title { title.to_xml builder } if title
          builder.place place if place
          builder.organization organization if organization
          builder.abbreviation { abbreviation.to_xml builder } if abbreviation
          builder.from from if from
          builder.to to if to
          builder.number number if number
          builder.part_number part_number if part_number
        end
      end
docs: rubocop:disable Metrics/AbcSize, Metrics/MethodLength
   @param [Hash] **args <description>
   rubocop:enable Metrics/MethodLength
   rubocop:disable Metrics/CyclomaticComplexity, Metrics/PerceivedComplexity
   @param builder [Nokogiri::XML::Builder]