Superheavy elements : extension of the periodic system.
Greiner, W.,author.
Sykes, J. B.,translator.
United Kingdom Atomic Energy Authority,issuing body.
Great Britain.Her Majesty's Stationery Office.
March 1970.
From Umschau in Wissenschaft and Technik, vol. no. 69., 12, pp. 365-72, 1969.