M.M. Nadareishvili and K.A. Kvavadze, The evidence of a new magnetic anomaly in Zn-doped LSCO cuprates, Low Temp. Phys. 36, (2010) [Fiz. Nizk. Temp. 36, 268-271, (2010)] DOI: https://doi.org/10.1063/1.3331424.