s += ' ' + ( c > 0 ? tag.span("#{c.to_s} #{'citations'.pluralize(c)}".html_safe, class: [:feedback, 'feedback-secondary', 'feedback-thin']) : '' )
      s += ' ' + tag.span('doc/pdf', class: [:feedback, 'feedback-success', 'feedback-thin']) if source.documentation.where(project_id: sessions_current_project_id).any?