TY  - BOOK
AU  - Lee, A. J.
TI  - U-Statistics : theory and practice
T2  - Statistics : textbooks and monographs; no.110
SN  - 0824782534
U1  - 519.5 
PY  - 1990///
CY  - New York
PB  - Marcel Dekker
KW  - Mathematical Statistics
ER  -