W. Sierpinski

Elementary Theory of Numbers

W. Sierpinski, 1964 .

On the differentiability of functions and summability of trigonometrical series

W. Sierpinski, S. Mazurkiewicz, 1936 .

General Topology: (Mathematical Expositions No. 7)

Waclaw Sierpinski, W. Sierpinski, Waclaw Sierpinski, 1952 .

Cardinal and Ordinal Numbers

Wacław Sierpiński, W. Sierpinski, 1966 .

Elementary theory of numbers, Second Edition

Waclaw Sierpinski, W. Sierpinski, 1988, North-Holland mathematical library.

250 problems in elementary number theory

W. Sierpinski, 1970 .

Cardinal and Ordinal Numbers

W. Sierpinski, 1958 .