On Methods of Establishment of a Pratical Scale in the Range 10° to 90°K Sharevskaya, D. I. ; Strelkov, P. G. ; Borovik-Romanov, A. S. ; Astrov, D. N. ; Orlova, M. P. Abstract Publication: Temperature; Its Measurement and Control in Science and Industry, Volume 1 Pub Date: 1962 Bibcode: 1962tmc1.conf..351S