Destabilization criteria of the in-plane Cu c-axis dynamics in cuprate superconductorsKristoffel, Nikolai; Klopov, MihhailEurophysics letters2001 / 5, p. 686-690 : ill "Dynamical" non-minimal higher-spin interaction and gyromagnetic ratio g=2Ots, Ilmar; Saar, Rein; Loide, Rein-Karl; Liivat, H.Europhysics letters2001 / p. 367-371 https://iopscience.iop.org/article/10.1209/epl/i2001-00528-3