κεφ.13 ΄(μαθηματικά)-ιστορία-μελέτη

http://ebooks.edu.gr/modules/ebook/show.php/DSDIM-D102/704/4651,21051/

ιστορία-αμφορείς

http://ma8ites-en-drasi.blogspot.com/2014/01/blog-post_30.html

http://www.greek-language.gr/digitalResources/ancient_greek/history/art/page_022.html

https://www.xn--kxadfld7dtbug.com/%CE%9C%CE%B9%CE%B1-%CE%B4%CE%B9%CE%B1%CE%BA%CE%BF%CF%83%CE%BC%CE%B7%CE%BC%CE%AD%CE%BD%CE%BF-%CE%95%CE%BB%CE%BB%CE%B7%CE%BD%CE%B9%CE%BA%CE%BF-%CE%B6%CF%89%CE%B3%CF%81%CE%B1%CF%86%CE%B9%CE%BA%CE%AE_1232.html



http://users.sch.gr/raul2/autosch/joomla15/index.php/d-dimotikoy/meleti-perivallontos/3-i-fysi-einai-to-spiti-mas/996-oikosystimata-tis-elladas