\Bibitem{Tsa86} \by I.~G.~Tsar'kov \paper Relations between certain classes of sets in Banach spaces \jour Mat. Zametki \yr 1986 \vol 40 \issue 2 \pages 174--196 \mathnet{http://mi.mathnet.ru/mzm5145} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=864282} \zmath{https://zbmath.org/?q=an:0625.46017} \transl \jour Math. Notes \yr 1986 \vol 40 \issue 2 \pages 597--610 \crossref{https://doi.org/10.1007/BF01159114} \isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=A1986G235400017}