 A VÉGTELEN DETERMINÁNSOK ELMÉLETÉHEZ. Doctoral Thesis "On the Theory of Determinants." by Otto. SZASZ, 19110101
 Introduction to the Theory of Divergent Series by Otto Szasz, 1948
 Introduction to the theory of divergent series; by Otto Szasz, 1952
 Collected mathematical papers, by Otto Szasz, 1955

