TY - CPAPER U1 - Konferenzveröffentlichung A1 - Hartmann, Jürgen A1 - Machin, Graham A1 - Bloembergen, P. A1 - Sadli, M. A1 - Yamada, Y. T1 - A concerted international project to establish hig-temperature fixed-points for primary thermometry BT - Tempmeko 2007 Y1 - 2007 CY - Banf (Kanada) ER -