Warning: ini_set(): A session is active. You cannot change the session module's ini settings at this time in /home/revistas/public_html/lib/pkp/classes/session/SessionManager.inc.php on line 69

Valera, M. I. . “School Recreation in Primary Education”. GACETA DE PEDAGOGÍA, no. 34, Dec. 2015, pp. 55-66, doi:10.56219/rgp.vi34.540.