TY  - CPAPER
AU  - G. Guaragna
TI  - THE THIRTEEN LETTERS OF JOSEF FRANK
T2  - 6th International Scientific Conference on Social Sciences and Arts SGEM 2019
PY  - 2019
SP  - 593
EP  - 598
DO  - 10.5593/sgemsocial2019V/6.1/S17.071
PB  - STEF92 Technology
ER  -