@INPROCEEDINGS{TorunSSPW2011, author={Torun, M.U. and Akansu, A.N.}, booktitle={Statistical Signal Processing Workshop (SSP), 2011 IEEE}, title={On basic price model and volatility in multiple frequencies}, year={2011}, month={June}, volume={}, number={}, pages={45 -48}, keywords={Black-Scholes equation;GARCH models;Heston model;price modeling;risk metrics;volatility estimation;econometrics;pricing;}, doi={10.1109/SSP.2011.5967731}, ISSN={},}