TY  - BOOK
AU  - Steckin,S.
AU  - Uljanov,P.
TI  - Sequences of convergence for series
T2  - Proceedings of the Steklov Institute of Mathematics
U1  - 517 
PY  - 1967///
CY  - Providence, Rhode Island
PB  - American Mathematical Society
KW  - SERIES (MATEMATICAS)
ER  -