TY  - BOOK
AU  - Pleszczynska E.
TI  - Trend estimation problems in time-series analysis
T2  - Dissertationes mathematicae; 104
U1  - B286, L3 
PY  - 1973///
CY  - Warszawa
PB  - Panstwowe Wydawnictwo Naukowe     
KW  - Time series
ER  -