[1]
Zagorodnyuk, S.M. 2021. On series of orthogonal polynomials and systems of classical type polynomials. Ukrains’kyi Matematychnyi Zhurnal. 73, 6 (Jun. 2021), 799 - 810. DOI:https://doi.org/10.37863/umzh.v73i6.6527.