\Bibitem{Kli84} \by S.~B.~Klimentov \paper Extensions of infinitesimal bendings of higher orders of a simply connected surface of positive curvature \jour Mat. Zametki \yr 1984 \vol 36 \issue 3 \pages 393--403 \mathnet{http://mi.mathnet.ru/mzm5937} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=767219} \zmath{https://zbmath.org/?q=an:0581.53002} \transl \jour Math. Notes \yr 1984 \vol 36 \issue 3 \pages 695--700 \crossref{https://doi.org/10.1007/BF01141943} \isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=A1984AJL2700013}