Th
Vohra, Y.K.Akella, J.
Physical Review Letters (1991) 67, 3563-3566
a=2.822Å b=2.822Å c=4.411Å
α=90° β=90° γ=90°
Sc
Akella, J.Xu, J.Smith, G. S.
Physica B+C (1986) 139-140, 285-288
a=3.758Å b=3.758Å c=4.761Å