https://slidewiki.org/deck/114095-2/a3iopoihsh-ekp-porwn-a3iopoihsh-ekpaideytikwn-porwn-ekdda/deck/114095-2?language=el
https://slidewiki.org/deck/110710-2/kainotomo-ergasthrio-(hackathon)-diaxeirish-ekpaideytikwn-porwn-systhmatwn-ma8hshs?language=el