On the degree of convergence of lemniscates in finite connected domains. - Laiyi Zhu (J. Approx. Theory, 2004)

The convergence properties of orthogonal rational functions on the extended real line and analytic on the upper half plane. - Xu Xu; Xiaoqiang Xu; Laiyi Zhu (Int. J. Wavelets Multiresolution Inf. Process., 2020)