div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Benemérita Universidad Autónoma de Puebla · 2019 10 21 · Created Date: 2142019 1:22:22 PM src=https:reader034vdocumentspubreader034viewer20220519156006766c3f135363046ef1f0html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv class=annotationTitleToshiba1div div class=annotationSubjectLíneadivdiv