TY  - BOOK
AU  - Phelps,Robert R.
TI  - Convex functions, monotone operators, and differentiability
T2  - Lecture notes in mathematics
SN  - 0387567151
PY  - 1993///
CY  - Berlin , New York 
PB  - Springer-Verlag
KW  - Convex functions
KW  - Monotone operators
KW  - Differentiable functions
N1  - Includes bibliographical references (p. [110]-114) and index
ER  -