Rabah Khaldi, Ahcene Boucenna, “Strong asymptotics of extremal polynomials on the segment in the presence of denumerable set of mass points”, J. Numer. Anal. Approx. Theory, 40, № 1, 2011, 38
Khaldi Rabah, Aggoune Fateh, “On the asymptotics of orthogonal polynomials on the curve with a denumerable mass points”, J. Numer. Anal. Approx. Theory, 36, № 1, 2007, 89
Gökalp Alpan, Maxim Zinchenko, “Sharp lower bounds for the Widom factors on the real line”, Journal of Mathematical Analysis and Applications, 484, № 1, 2020, 123729