1. J. Schneider, A. Handstein, K. Závěta
    Journal of Magnetism and Magnetic Materials 43 (1984) 73-88.
  2. K. Závěta, Z. Kalva, V. Kamberský, J. Schneider, A. Handstein
    Journal of Magnetism and Magnetic Materials 41 (1984) 162-164.
  3. A. Apostolov, M. Michov, Z. Charizanova, K. Závěta, Ch. Christov, P. Čolakov
    Czechoslovak Journal of Physics 34 (1984) 46-52.
  4. Czechoslovak Journal of Physics 13 (1963) 471-473.
  5. physica status solidi (b) 3 (1963) 2111-2118.
  6. K. Závěta, E. Svirina, O. Malikova
    EFFECT OF HEAT TREATMENT ON THE ELECTRICAL PROPERTIES OF A MANGANESE FERRITE CRYSTAL
    Soviet Physics-Solid State 4 (1963) 2628-2629