\Bibitem{Ede93} \by S.~L.~Edelstein \paper Asymptotic decomposition of boundary value problems for differential equations in Banach spaces \jour Mat. Zametki \yr 1993 \vol 54 \issue 4 \pages 140--148 \mathnet{http://mi.mathnet.ru/mzm2425} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=1256612} \zmath{https://zbmath.org/?q=an:0828.34047} \transl \jour Math. Notes \yr 1993 \vol 54 \issue 4 \pages 1073--1078 \crossref{https://doi.org/10.1007/BF01210426} \isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=A1993NL76800026}