Erratum:. Low-Temperature Synthesis of YBa2Cu3O7-x Grishin, A. M. ; Mezin, N. I. ; Starostyuk, N. Yu. ; Samoilenko, Z. A. ; Pushenko, E. I. Abstract Publication: Modern Physics Letters B Pub Date: 1989 DOI: 10.1142/S0217984989002181 Bibcode: 1989MPLB....3.1189G