TY  - BOOK
AU  - Wertz Wolfgang
TI  - Statistical density estimation :  A survey   
T2  - Applied Statistics and Econometrics. 13
SN  - 3525112440
U1  - B2895, L8 
PY  - 1978///
CY  - Gottingen
PB  - Vandenhook and Ruprecht        
KW  - Operational Research
N1  - Bibliography: P 97-105
ER  -