Hilbert Formulas for r-Analytic Functions in the Domain Exterior to Spindle. - Michael Zabarankin; Andrei F. Ulitko (SIAM J. Appl. Math., 2006)

On asymptotic behaviour of some series dependent on parameter. - A. M. Gomilko; Andrei F. Ulitko (Asymptot. Anal., 2007)