by Sedov, V.L., Kuznetsov, S.N., Tsigel'nik, O.A., Oleynikov, N.N., Grigorashev, D.I.
Published in Physics letters. A (01.11.1996)

by Grigorashev, D.I., Kuznetsov, V.M., Baranchickov, A.E., Baranov, A.N., Oleynikov, N.N., Tretyakov, Yu.D.
Published in Solid state ionics (1997)

by Grigorashev, D.I., Wissing, K., Mertens, M., Kuznetsov, M.S., Oleynikov, N.N., Tretyakov, Yu.D.
Published in Physica. C, Superconductivity (01.08.1997)