- Solid State Communications 84 (1992) 951-955.
- Journal of Magnetism and Magnetic Materials 117 (1992) 353-355.
- Report on application of discoveryČeskoslovenský časopis pro fyziku 42 (1992) 335-335.
- Zeitschrift für Physik C Particles and Fields 341/2 (1992) 217-222.