Hanák Péter: The start of Endre Ady' s literary career, 1903-1905 - Studia historica Academiae Scientiarum Hungaricae 159. (Budapest, 1980)
studiaJxistorica Academiae Scientiarum Hungaricae P. HANÁK THE START OF ENDRE ADY’S LITERARY CAREER (1903-1905)