\Bibitem{ZueFil05} \by A.~V.~Zuev, V.~V.~Filippov \paper On the Neumann Problem for an Ordinary Differential Equation with Discontinuous Right-Hand Side \jour Differ. Uravn. \yr 2005 \vol 41 \issue 6 \pages 755--760 \mathnet{http://mi.mathnet.ru/de11293} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=2205783} \transl \jour Differ. Equ. \yr 2005 \vol 41 \issue 6 \pages 791--796 \crossref{https://doi.org/10.1007/s10625-005-0217-z}