http://www.slideshare.net/vanpap/skoyras-k-saloustros
https://www.slideshare.net/vanpap/xoreva-traikapi
http://www.slideshare.net/vanpap/alvaro-sali
https://www.slideshare.net/vanpap/sanidas-xronopoulos
Το βίντεο είναι της Κατερίνας Τσόχου
https://www.slideshare.net/vanpap/stergiou
https://www.slideshare.net/vanpap/ss-75863756
https://www.slideshare.net/vanpap/stergiou-75863788
https://www.slideshare.net/vanpap/stergiou-75863839
https://www.slideshare.net/vanpap/ss-75863899
https://www.slideshare.net/vanpap/sella-75864150
https://www.slideshare.net/vanpap/ss-75964818
https://www.slideshare.net/vanpap/ss-75964963
https://www.slideshare.net/vanpap/vagelis-papadatos