Jing Gao, Marissa Condon, Arieh Iserles, Benjamin Gilvey & Jon Trevelyan. (2020). Quadrature Methods for Highly Oscillatory Singular Integrals.
            <i>Journal of Computational Mathematics</i>. <i>39</i> (2).
            227-260.
         doi:10.4208/jcm.1911-m2019-0044