On Leżański's determinants of linear equations in Banach spaces R. Sikorski — 1953 Studia Mathematica
O wyznaczaniu miary przez funkcję figury elementarnej R. Sikorski — 1955 Commentationes Mathematicae The article contains no abstract
O twierdzeniu Vitaliego R. Sikorski — 1956 Commentationes Mathematicae The article contains no abstract
O operacji ucinania funkcji R. Sikorski — 1955 Commentationes Mathematicae The article contains no abstract
On representations of Lindenbaum algebras R. Sikorski — 1962 Commentationes Mathematicae The article contains no abstract
Analytic formulae for determinant systems in Banach spaces A. Buraczewski; R. Sikorski — 1980 Studia Mathematica
A proof of the representation theorem for the space of random variables R. Sikorski; B. Znojkiewicz — 1968 Commentationes Mathematicae The article contains no abstract
Applications of topology to foundations of mathematics Sikorski, R. — 1962 General Topology and its Relations to Modern Analysis and Algebra