TY  - JOUR
T1  - Processing count queries over event streams at multiple time granularities
A1  - Unal, A.
A1  - Saygin, Y.
A1  - Ulusoy, O.
JA  - Information Sciences
Y1  - 2006
VL  - 176
SP  - 2066
EP  - 2096
N1  - upd vol/pg13-12-06
ER  -