STRUCTURAL AND PHASE CHANGES IN HIGH-TEMPERATURE SUPERCONDUCTING CERAMICS DUE TO LASER RADIATION A. V. STEPANENKO, A. V. ALIFANOV, N. V. RUMAK, T. N. KHATKO, A. A. TOMCHENKO et V. V. KHATKOJ. Phys. IV France, 01 C7 (1991) C7-143DOI: https://doi.org/10.1051/jp4:1991739