“…For more recent results which generalize, improve, and extend the inequalities presented above, one can see Abramovich et al [10], Cal et al [11], Avci et al [12], Odemir et al [13; 14], Dragomir [15; 16], Sarikaya et al [17], Xiao et al [18], Xi et al [19], Bessenyei [20], Tseng et al [21], Niculescu [22] and references therein.…”