Columbia subject headings:
Iōannou, Giōrgos--Correspondence.
Samouēlidēs, Chrēstos--Correspondence.
Harvard subject headings:
Iōannou, Giōrgos--Correspondence.
Samouēlidēs, Chrēstos--Correspondence.
Princeton subject headings:
Iōannou, Giōrgos--Correspondence.
Personal correspondence.
Samouēlidēs, Chrēstos--Correspondence.