V. Kojouharov

Structural study, XPS and Raman spectra of 107 K and 114 K Tl based superconductors

I. Z. Kostadinov, T. Zheleva, M. Mateev, 1988 .

Investigations of the new high temperature superconductor BiSrCaCu2Ox

T. Ivanov, T. Zheleva, M. Iliev, 1988 .