Magnetic Interactions between Rare-Earth Ions in Insulators. I. Accurate Electron-Paramagnetic-Resonance Determination ofGd3+Pair-Interaction Constants in LaCl3
2009 ◽
Vol 131
(3)
◽
pp. 034505
◽
1977 ◽
Vol 81
(5)
◽
pp. 435-449
◽