$^b{T_{q}}$ integral $_a{T_{q}}$-integral $p$-convex functions Bullen type inequality Co-ordinated convex function Fractional integral operators Hermite--Hadamard-type inequalities Hermite-Hadamard inequality Milne's formula co-ordinated $p$- convex functions conformable fractional integrals convex functions fractional conformable integrals fractional integrals open Newton-Cotes formulas quadrature formulae tempered fractional integrals