Παπάρας Δ.; Πούλος Α. Πτυσάγωνα. Open Schools Journal for Open Science, [S. l.], v. 3, n. 6, 2020. DOI: 10.12681/osj.24313. Disponível em: https://ejournals.epublishing.ekt.gr/index.php/openschoolsjournal/article/view/24313. Acesso em: 19 nov. 2024.