A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is application/pdf.
M.I. Shkil', P.F. Samusenko. "Derivation of asymptotical formulas for resolution of systems of differential equations with symmetrical matrices." Journal of Nonlinear Mathematical Physics (1996) 463-467