\input zb-basic \input zb-ioport \iteman{io-port 05530944} \itemau{Sawada, J.; Spinrad, J.P.} \itemti{From a simple elimination ordering to a strong elimination ordering in linear time.} \itemso{Inf. Process. Lett. 86, No. 6, 299-302 (2003).} \itemab Summary: We present a linear time algorithm for transforming a simple elimination ordering of a strongly chordal graph into a strong elimination ordering. \itemrv{~} \itemcc{} \itemut{graph algorithms; strongly chordal graph; simple elimination ordering; strong elimination ordering; graph recognition} \itemli{doi:10.1016/S0020-0190(03)00228-X} \end