TY  - BOOK
AU  - Appell, Jurgen and Zabrejko, Peter P.
AU  - Zabrejko, Peter P. ; jt. auth.
TI  - Nonlinear superposition operators
T2  - Cambridge tracts in Mathematics
U1  - 515.72 
PY  - 1990///
CY  - Cambridge
PB  - Cambridge University Press
ER  -