Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) An Le and Mai Seki and Hikaru Kawarazaki and Yasuyuki Sawada and Minhaj Mahmud,Fighting Against Learning Crisis in Developing Countries: A Randomized Experiment of Self-Learning at the Right Level,SSRN Electronic Journal,1556-5068,Elsevier BV,2019-01-01,,,,https://cir.nii.ac.jp/crid/1872272493157126912,https://doi.org/10.2139/ssrn.3471021