Ideale mit beschränkter approximativer Eins in Gruppenalgebren von Moore-Gruppen. Wilfried Hauenschild, E. Kaniuth (1979) Manuscripta mathematica
Integral characterization of elementary definitizable functions. P.H. Maserick, E.H. Youssfi (1992) Mathematische Zeitschrift
Integral expression of some indecomposable characters of the infinite symmetric group in terms of irreducible repesentations. Nobuaki Obata (1990) Mathematische Annalen
Interpolation by the Fourier-Stieltjes transform of a positive compactly supported measure J. Florek (1987) Colloquium Mathematicae
Irreducible representations of free products of infinite groups Wojciech Młotkowski (1996) Colloquium Mathematicae