1. |
Z. A. Kazei, V. V. Snegirev, N. P. Danilova, M. Goiran, L. P. Kozeeva, M. Yu. Kameneva, “Microwave absorption spectra and the problem of the crystal field in tetragonal compounds HoBa<sub>2</sub>Cu<sub>3</sub>O<sub><i>x</i></sub> (<i>x</i> = 6.0, 6.3)”, Pis'ma v Zh. Èksper. Teoret. Fiz., 88:11 (2008), 839–843 ; JETP Letters, 88:11 (2008), 725–728 |