Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ueda Shigeru and Utagawa Keita and Yamaguchi Katsunori,Activity Coefficient of Strontium in Liquid Copper and the Standard Free Energy of Formation for SrO·6Al2O3 and SrO·2Al2O3,MATERIALS TRANSACTIONS,13459678,The Japan Institute of Metals and Materials,2008,49,6,1338-1341,https://cir.nii.ac.jp/crid/1390282679226132608,https://doi.org/10.2320/matertrans.mra2008044