1973
Georgios Flessas, (1973), THESIS TU WIEN, THESIS TU WIEN, Vol = , (0), pp. =   
1976
Georgios Flessas, (1976), Nuclear rotation for low and high spin values, Zeitschrift fur Physik, Vol = 279, (0), pp. = 187   
1977
Georgios Flessas, (1977), On an analytical angular momentum projection method, Lettere al Nuovo Cimento, Vol = 19, (0), pp. = 534   
Georgios Flessas, C. Syros, (1977), On the quantization of the Liouville equation, Lettere al Nuovo Cimento, Vol = 19, (0), pp. = 534   
1979
Georgios Flessas, (1979), On the eigenvalues of the rotating harmonic oscillator, Physics Letters A, (71), pp. = 315   
Georgios Flessas, (1979), Exact solutions for a doubly anharmonic oscillator, Physics Letters A, Vol = 72, pp. = 289   
Georgios Flessas, (1979), An exact solution of the Hartree - Fock - Bogolyobov equations, Lettere al Nuovo Cimento, Vol = 26, (0), pp. = 492   
Georgios Flessas, (1979), PHYS LET A, PHYS LET A, Vol = 27, (289)   
1980
Georgios Flessas, K. Das, (1980), On the three - dimensional anharmonic oscillator, Physics Letters A, Vol = 78, (0), pp. = 19   
Georgios Flessas, (1980), On the origin of constant matrix elements of a two - body operator, Lettere al Nuovo Cimento, Vol = 29, (0), pp. = 82