PACS:74.25.Sv, 74.72.Bk, 74.62.Bf, 61.72.Mm, 74.50.+r (all) DOI:10.1070/PU1993v036n03ABEH002137 URL: https://ufn.ru/en/articles/1993/3/b/ Citation: Meilikhov E Z "Structural features, critical currents and current-voltage characteristics of high temperature superconducting ceramics" Phys. Usp.36 (3) 129–151 (1993)