M. Benini, M. Marracci, P. Pelacchi, and A. Venturini, Day-ahead market price volatility analysis in deregulated electricity markets, IEEE Power Engineering Society Summer Meeting,, pp.1354-1359, 2002.
DOI : 10.1109/PESS.2002.1043596

G. Box and G. Jenkins, Time Series, 1976.
DOI : 10.1002/9781118514948.ch8

A. Conejo, J. Contreras, R. Espinola, and M. Plazas, Forecasting electricity prices for a day-ahead pool-based electric energy market, International Journal of Forecasting, vol.21, issue.3, pp.435-462, 2005.
DOI : 10.1016/j.ijforecast.2004.12.005

F. Diebold and R. Mariano, Comparing predictive accuracy, Journal of Business and Economic Statistics, vol.13, issue.3, pp.253-263, 1995.

A. Diongue and D. Guégan, Estimating parameters of a k-factor GIGARCH process, Comptes Rendus Mathematique, vol.339, issue.6, pp.435-440, 2004.
DOI : 10.1016/j.crma.2004.07.014

A. Diongue, D. Guégan, and B. Vignal, A k-factor GIGARCH process: estimation and application on electricity market spot prices, IEEE Proceedings of the 8 th International Conference on Probabilistic Methods Applied to Power Systems, pp.1-7, 2004.

A. Diongue and D. Guégan, The k-factor Gegenbauer asymmetric Power GARCH approach for modelling electricity spot price dynamics. WP- 2008
URL : https://hal.archives-ouvertes.fr/halshs-00259225

L. Ferrara and D. Guégan, Forecasting with k-factor Gegenbauer processes: Theory and Applications, Journal of Forecasting, vol.20, pp.1-21, 2001.
URL : https://hal.archives-ouvertes.fr/halshs-00193667

L. Giraitis and R. Leipus, A generalized fractionally differencing approach in long-memory modeling, Lithuanian Mathematical Journal, vol.27, issue.1, pp.65-81, 1995.
DOI : 10.1007/BF02337048

D. Guégan, A New Model: The k-factor GIGARCH Process, Journal of Signal Processing, vol.4, pp.265-271, 2000.

D. Guégan, A Prospective Study of the k-factor Gegenbauer Process with Heteroscedastic Errors and an Application to Inflation Rates, Finance India, vol.17, pp.165-197, 2003.

D. Guégan, How can we Define the Concept of Long Memory? An Econometric Survey, Econometric Reviews, vol.42, issue.2, pp.113-149, 2005.
DOI : 10.1016/0165-1889(94)90039-6

S. Koopman, M. Ooms, and M. Carnero, Periodic Seasonal Reg-ARFIMA???GARCH Models for Daily Electricity Spot Prices, Journal of the American Statistical Association, vol.102, issue.477, pp.16-27, 2007.
DOI : 10.1198/016214506000001022

A. Misiorek, S. Trueck, and R. Weron, Point and Interval Forecasting of Spot Electricity Prices: Linear vs. Non-Linear Time Series Models, Studies in Nonlinear Dynamics & Econometrics, vol.10, issue.3, 2006.
DOI : 10.2202/1558-3708.1362

B. Ramsay and A. Wang, An electricity spot price estimator with particular reference to weekends and public holidays, Neurocomputing, vol.23, pp.47-57, 1998.

B. Ray, MODELING LONG-MEMORY PROCESSES FOR OPTIMAL LONG-RANGE PREDICTION, Journal of Time Series Analysis, vol.27, issue.3, pp.511-526, 1993.
DOI : 10.1016/0304-4076(92)90084-5