\Bibitem{1} \paper New Journal \jour Differ. Uravn. \yr 2000 \vol 36 \issue 9 \pages 1292 \mathnet{http://mi.mathnet.ru/de10230} \transl \jour Differ. Equ. \yr 2000 \vol 36 \issue 9 \pages 1432 \crossref{https://doi.org/10.1007/BF02754320}