Columbia subject headings:
Harvard subject headings:
Authors, Greek (Modern)--Greece--Naupaktos--Congresses.
Authors, Greek (Modern)--Greece--Náfpaktos--Congresses.
Vlachogiannēs, Giannēs, 1867-1945--Congresses.
Princeton subject headings:
Vlachogiannēs, Giannēs, 1867-1945--Congresses.