G. Ali, Egarch, gjr-garch, tgarch, avgarch, ngarch, igarch and aparch models for pathogens at marine recreational
sites, J. Statist. Econometric Methods 2(3) 2013 57–73.
 T. Bollerslev, Generalized autoregressive conditional heteroskedasticity, J. Econometrics 31(3) (1986) 307–327.
 J. Chu, S. Chan, S. Nadarajah and J. Osterrieder, Garch modelling of cryptocurrencies, J. Risk Financ. Manag.
10(4) (2017) 17.
 A. H. De-Graft and A. Joseph, On the comparison of Bayesian information criterion and Draper’s information
criterion in selection of an asymmetric price relationship: bootstrap simulation results, Russ. J. Agric. Socio-Econ.
Sci. 15(3) (2013).
 D. A. Dickey and W. A. Fuller, Distribution of the estimators for autoregressive time series with a unit root, J.
Amer. Statist. Assoc. 74(366a) (1979) 427–431.
 A.K. Diongue, D. Guegan and R.C. Wolff, BL-GARCH models with elliptical distributed innovations, J. Stat.
Comput. Simul. 80(7) (2010) 775–791.
 D.Z. Dum, M.Y. Dimkpa, C.B. Ele, R.I. Chinedu and G. Emugha, Comparative modelling of price volatility in
nigerian crude oil markets using symmetric and asymmetric GARCH models, Asian Res. J. Math. (2021) 35–54.
 R.F. Engle, Autoregressive conditional heteroscedasticity with estimates of the variance of United Kingdom inflation, Econometrica (1982) 987-1007.
 C.M. Jarque and A.K. Bera, A test for normality of observations and regression residuals, Int. Stat. Rev. 1987
 S. Laurent, Analytical derivates of the APARCH model, Comput. Econ. 24(1) (2004) 51–57.
 J. H. Lee and M. L. King, A locally most mean powerful based score test for ARCH and GARCH regression
disturbances, J. Bus. Econom. Statist. 11(1) (1993) 17–27.
 D. Li, S. Ling and J.M. Zako¨ıan, Asymptotic inference in multiple-threshold double autoregressive models, J.
Econometrics 189(2) (2015) 415–427.
 N.G. Ljung and G. Box, On the measure of lack of fit in time series models, Econometrica 65(2) (1978) 297–303. U.R.A.L. Mert, Generalized asymmetric power arch modeling of national stock market returns, Sosyal Ekonomik
Ara¸stırmalar Dergisi 9(18) (2009) 575–590.
 M.O. Nweze, On the volatility of daily stock returns of Total Nigeria Plc: evidence from GARCH models, valueat-risk and backtesting, Financ. Innov. 6(1) (2020) 1–25.
 D.B. Nelson, Conditional heteroskedasticity in asset returns: A new approach, Econometrica (1991) 347–370.
 P.C. Phillips and P. Perron, Testing for a unit root in time series regression, Biometrika 75(2) (1988) 335–346.