Links
[1] http://www.northaegeanrenewables.gr/
[2] http://www.spiderenergiaki.gr/
[3] http://www.spiderenergiaki.gr/οικονομικα-αποτελεσματα-2013.html
[4] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=0
[5] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=1
[6] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=2
[7] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=3
[8] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=4
[9] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=5
[10] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=6
[11] https://www.protergia.gr/el/oikonomika-stoixeia-thygatrikwn-etaireiwn?page=7