TY  - DATA
AU  - Kalton, Nigel J.
TI  - Nonlinear commutators in interpolation theory 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470408053 (online)
PY  - 1988///
CY  - Providence, R.I., USA
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0385
ER  -