Corrosion resistance of ferritic alloys 13 CrMo 44 and 10 CrMo 910 in conditions of super heaters of PF oil shale boilerTallermo, Harri; Tomann, Elvi; Klevtsov, Ivan; Bojarinova, Tatjana; Nuutre, MaarisOil shale1997 / 3, p. 317-327: ill