Πηγές-Μέσα

https://el.wikipedia.org/wiki/%CE%9C%CE%B5%CF%84%CE%B1%CE%BD%CE%AC%CF%83%CF%84%CE%B5%CF%85%CF%83%CE%B7

https://www.hba.gr/5Ekdosis/UplPDFs/sylltomos14/381-396%20Zografakis%202014.pdf

http://www.astynomia.gr/index.php?option=ozo_content&perform=view&id=1852EN

https://www.eliamep.gr/publication/%CE%B1%CF%85%CE%BE%CE%AC%CE%BD%CE%B5%CE%B9-%CE%B7-%CE%BC%CE%B5%CF%84%CE%B1%CE%BD%CE%AC%CF%83%CF%84%CE%B5%CF%85%CF%83%CE%B7-%CF%84%CE%B7%CE%BD-%CE%BF%CE%B9%CE%BA%CE%BF%CE%BD%CE%BF%CE%BC%CE%B9%CE%BA/

https://student.cc.uoc.gr/uploadFiles/181-%CE%A0%CE%9F%CE%9B%CE%9A287/3.%20%CE%A0%CE%9F%CE%9B%CE%9A287_%CE%98%CE%95%CE%A9%CE%A1%CE%99%CE%95%CE%A3%20%CE%9C%CE%95%CE%A4%CE%91%CE%9D%CE%91%CE%A3%CE%A4%CE%95%CE%A5%CE%A3%CE%97%CE%A3.pdf

https://www.youtube.com/watch?v=hG18-MlTfmQ

https://www.youtube.com/watch?v=vXIygjH3ru4