1980
Georgios Flessas, PHYS LET, PHYS LET, Vol = , pp. = 0, , , 1980,   
Georgios Flessas, PHYS LET A, PHYS LET A, Vol = 78, pp. = 90, , , 1980,   
1979
Georgios Flessas, On the eigenvalues of the rotating harmonic oscillator, Physics Letters A, pp. = 71, 315, 1979   
Georgios Flessas, Exact solutions for a doubly anharmonic oscillator, Physics Letters A, Vol = 72, 289, 1979   
Georgios Flessas, An exact solution of the Hartree - Fock - Bogolyobov equations, Lettere al Nuovo Cimento, Vol = 26, pp. = 0, , 492, 1979,   
Georgios Flessas, PHYS LET A, PHYS LET A, Vol = 27, pp. = 289, 1979   
1977
Georgios Flessas, On an analytical angular momentum projection method, Lettere al Nuovo Cimento, Vol = 19, pp. = 0, , 534, 1977,   
Georgios Flessas, C. Syros, On the quantization of the Liouville equation, Lettere al Nuovo Cimento, Vol = 19, pp. = 0, , 534, 1977,   
1976
Georgios Flessas, Nuclear rotation for low and high spin values, Zeitschrift fur Physik, Vol = 279, pp. = 0, , 187, 1976,   
1973
Georgios Flessas, THESIS TU WIEN, THESIS TU WIEN, Vol = , pp. = 0, , , 1973,