Anomalous millimeter-wave absorption in the superconducting phase of La2-xSrxCuO4A.V. ProninB.P. Gorshunovet al.1998JETP Letters
Dynamical conductivity of an MBE-grown La1.84Sr0.16CuO4 thin film at frequencies from 5 to 36 cm-1B.P. GorshunovA.V. Proninet al.1998Physica B: Condensed Matter