2 citations to https://www.mathnet.ru/rus/rm1655
  1. Derevyagin M., Derkach V., “Convergence of diagonal Padé approximants for a class of definitizable functions”, Recent advances in operator theory in Hilbert and Krein spaces, Oper. Theory Adv. Appl., 198, Birkhäuser Verlag, Basel, 2010, 97–124  mathscinet  zmath  isi
  2. Maxim Derevyagin, Vladimir Derkach, Recent Advances in Operator Theory in Hilbert and Krein Spaces, 2009, 97  crossref