\Bibitem{Ily97} \by G.~G.~Ilyuta \paper Coxeter--Dynkin Diagrams of Partially Ordered Sets and A'Campo--Gusein-Zade Diagrams of Simple Singularities \jour Funktsional. Anal. i Prilozhen. \yr 1997 \vol 31 \issue 1 \pages 12--19 \mathnet{http://mi.mathnet.ru/faa442} \crossref{https://doi.org/10.4213/faa442} \mathscinet{http://mathscinet.ams.org/mathscinet-getitem?mr=1459829} \zmath{https://zbmath.org/?q=an:0946.58031} \transl \jour Funct. Anal. Appl. \yr 1997 \vol 31 \issue 1 \pages 10--15 \crossref{https://doi.org/10.1007/BF02465999} \isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=A1997XX84800002}