1. Aptekarev, A.I., Buslaev, V.I., Martínez-Finkelshtein, A., Suetin, S.P.: Padé approximants, continued fractions, and orthogonal polynomials. Russ. Math. Surv. 66(6), 37–122 (2011)
2. Aptekarev, A.I., López Lagomasino, G., Saff, E.B., Stahl, H., Totik, V.: Mathematical life of A.A. Gonchar (on his 80th birthday). Russ. Math. Surv. 66(6), 197–204 (2011)
3. Bolibrukh, A.A., Vitushkin, A.G., Vladimirov, V.S., Mishchenko, E.F., Novikov, S.P., Osipov, Yu.S., Sergeev, A.G., Ul’yanov, P.L., Faddeev, L.D., Chirka, E.M.: Andrei Aleksandrovich Gonchar (on his 70th birthday). Russ. Math. Surv. 57(1), 191–198 (2001)
4. Cacoq, J., de la Calle Ysern, B., López Lagomasino, G.: Incomplete Padé approximation and convergence of row sequences of Hermite–Padé approximants. J. Approx. Theory (2012). doi: 10.1016/j.jat.2012.05.005
5. Fidalgo Prieto, U., López Lagomasino, G.: Nikishin systems are perfect. Constr. Approx. 34, 297–356 (2011)