FUNDAMENTA MATHEMATICAE.
Warsaw,1(1920)-32(1939); 33(1945)-
Fund.Math.
---> FG-1
(1920); 6(1924)-8(1926); 10(1927)-76(1972).
lac. 63(1968) n.1
ISSN 0016-2736
Publisher :
Polish Academy of Sciences.
Institute of Mathematics.