TY  - BOOK
AU  - Castillo, E. 
AU  - Iglesias, A. 
TI  - Functional equations in applied sciences
SN  - 0-444-51788-x
U1  - 515.7502462 
PY  - 2005///
CY  - New York
PB  - Elsevier
KW  - Fuctional equations for engineers
KW  - Mathematics for engineers
N1  - Includes index; Overseas
ER  -