00802nam0-22002651i-450-99000123487040332120071219120222.0000123487FED01000123487(Aleph)000123487FED0100012348720001205d1970----km-y0itay50------baeng250 problems in elementary number theorySierpinski, W.New YorkElsevier1970.Modern analytic and computational methods in science and mathematicsVol. 26 .̜Sierpinski,Waclaw<1882-1969>50582ITUNINARICAUNIMARCBK99000123487040332125-E-2611041MA1MA1250 Problems in Elementary Number Theory340185UNINA