@article{3013768, title = "Low Temperature Critical Fluctuations of the EPR Spectrum of Yb3+ Ions in the Yb0.5Sm0.5Ba2Cu3O6+x Compound in the Tetragonal Phase", author = "Guskos, N. and Likodimos, V. and Palios, G. and Koufoudakis, A. and Bojanowski, B. and Typek, J. and Wabia, M.", journal = "Physica Status Solidi (B) Basic Research", year = "1994", volume = "184", number = "1", pages = "K31-K35", doi = "10.1002/pssb.2221840132" }