“…Therefore, it has generated a fundamental results with extensive bibliographical references on this area (cf. Zhang et al [41], Altman and Yechaili [2,3], Ke [16], Ke et al [17], Adan et al [1], Yue et al [37], Ammar [4], Laxmi and Rajesh [33], Bouchentouf et al [9,10], and Kumar [20]).…”