Qaralleh, I., Ab Ghani, A.T. and Hamza Abd El-Qader, H.A. 2020. Classification and Dynamics of Class of ξ(as)-QSO. Journal of Mathematical and Fundamental Sciences. 52, 2 (Sep. 2020), 143-173. DOI:https://doi.org/10.5614/j.math.fund.sci.2020.52.2.2.