PolyakovO. V. and RuchaevskayaN. O. (2012) “On rational functions of the best nonsymmetric approximations in integral metrics”, Ukrains’kyi Matematychnyi Zhurnal, 64(11), pp. 1575-1577. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2683 (Accessed: 27July2024).