TY  - BOOK
AU  - Boas,Ralph Philip
TI  - A primer of real functions
T2  - The Carus mathematical monographs
U1  - 517.52 
PY  - 1960///
CY  - New York, N.Y.
PB  - Wiley
KW  - TEORIA DE CONJUNTOS
KW  - CONJUNTOS
UR  - https://www.ams.org/journals/bull/1962-68-01/S0002-9904-1962-10672-7/home.html
ER  -