@article{RM_2016_71_2_a4,
     author = {A. V. Komlov and N. G. Kruzhilin and R. V. Palvelev and S. P. Suetin},
     title = {Convergence of {Shafer} quadratic approximants},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {373--375},
     year = {2016},
     volume = {71},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2016_71_2_a4/}
}