Integrability Properties of Fourier-Stieltjes Coefficients. Constantine Georgakis — 1973 Mathematische Zeitschrift
Double Fourier Series with Coefficients O (n m) -1. Constantine Georgakis — 1972 Mathematische Zeitschrift
L^p - Inequalities for Hansdorff. Transformations and Exchangeable Random Variables. Constantine Georgakis — 2000 Μαθηματική Επιθεώρηση