1. W. Petry, A. Heiming, J. Trampenau, M. Alba, C. Herzig, H. R. Schober, and G. Vogl, Phys. Rev. B: Condens. Matter 43, 10933 (1991).
2. A. Heiming, W. Petry, J. Trampenau, M. Alba, C. Herzig, H. R. Schober, and G. Vogl, Phys. Rev. B: Condens. Matter 43, 10948 (1991).
3. J. Trampenau, A. Heiming, W. Petry, M. Alba, C. Herzig, W. Miekeley, and H. R. Schober, Phys. Rev. B: Condens. Matter 43, 10963 (1991).
4. User Guide: Neutron Experimental Facilities for Condensed Matter Investigations at the FLNP JINR, Ed. by V. Sikolenko (Joint Institute for Nuclear Research, Dubna, Moscow oblast, Russia, 1997), p. 31.
5. M. Ion, Zh. A. Kozlov, G. Mateesku, I. Padureanu, V. A. Semenov, L. Krachun, S. N. Rapeanu, V. M. Morozov, A. I. Oprea, K. Oprea, and A. V. Puchkov, Soobshch. Ob’edin. Inst. Yad. Issled., Dubna P. 13-2008-66 (2008).