http://www.nationalopera.gr/gr/news/i-ethniki-luriki-skini-prokirussei-akroasi-gia-ti-stelehosi-tis-paidikis-horodias-tis-sto-plaisio-tis-ekpaideutikis-tis-apostolis-kai-gia-tis-anages-ton-paragogon-tou-theatrou-kata-tin-kallitehniki-periodo-2016-2017/