1. Ojovan MI, Karlina OK. Radiochemistry 1992;34(2):97-100.
2. International Atomic Energy Agency Characteristics of solidified high level waste products. Technical series report no. 187, IAEA, Vienna.
3. Lutze W, Ewing RC. Radioactive waste forms for future–silicate glasses. p.31.
4. International Atomic Energy Agency. Chemical durability and related properties of solidified high level waste forms. technical series report no. 257, IAEA, Vienna.
5. Steru H, Weise EL. High temp. Properties and decomposition of inorganic salts, Part I, sulphates. National Bureau of standards, US Government printing office, Washington, DC, 1966.