@misc{Szász_Otto_(1884–1952)_On_1952,
 author={Szász, Otto (1884–1952)},
 editor={Polskie Towarzystwo Matematyczne},
 copyright={Rights Reserved - Restricted Access},
 address={Cracov},
 howpublished={online},
 year={1952},
 publisher={[s.n.]},
 language={eng},
 language={eng},
 type={Text},
 title={On the product of two summability methods},
}