TY  - BOOK
AU  - Aczel,J.
AU  - Oser,Hansjorg
ED  - Scripta Technica.
TI  - Lectures on functional equations and their applications / 
T2  - Mathematics in science and engineering ; 
PY  - 1966///
CY  - New York, etc. : 
PB  - Academic Press, 
KW  - Ecuaciones funcionales
ER  -