Laboratory tests of high-temperature corrosion of steels B-407, X8CrNiNb1613 and X8CrNiMoNb1616 under impact of ash formed at pulverized firing of oil shaleTallermo, Harri; Klevtsov, Ivan; Bojarinova, Tatjana; Dedov, AndreiOil shale2005 / 4S, p. 467-474 : ill https://artiklid.elnet.ee/record=b2352655*est