The 1-Steiner Tree Problem. - George K. Georgakopoulos; Christos H. Papadimitriou (J. Algorithms, 1987)

The Banker's Problem with Precedences - George K. Georgakopoulos; Dimitris J. Kavvadias (Inf. Comput., 1990)

An Approach to Parallel Algorithm Design. - George K. Georgakopoulos; Andreas Stafylopatis (RAIRO Theor. Informatics Appl., 1993)