TY  - BOOK
AU  - Aczél,J.
TI  - Functional equations: History, applications and theory 
T2  - Mathematics and its applications
SN  - 9027717060
AV  - QA431 F84
PY  - 1984///
CY  - Dordrecht, holanda
PB  - D. Reidel
KW  - Ecuaciones funcionales
ER  -