'<a href="' ||
          APEX_UTIL.PREPARE_URL(p_url           => 'f?p=' || :APP_ID ||
                                                   ':836:' || :APP_SESSION ||
                                                   '::NO:836:P836_ID:' ||
                                                   (SELECT ID
                                                      FROM SGQ_VISITA_OBRA_ITENS_CHECK
                                                     WHERE ID_SGQ_VISITA_OBRA_ITENS = I.ID),
                                p_checksum_type => 'SESSION') ||
          '"><span aria-hidden="true" class="fa fa-check-square-o"></span></i></i></a>'