1. K. Knížek, Z. Jirák, J. Hejtmánek, P. Henry, G. André
    Structural anomalies, spin transitions and charge disproportionation in LnCoO3
    Journal of Applied Physics 103 (2008) 07B703(1)-07B703(3).
  2. J. Hejtmánek, K. Knížek, M. Maryško, Z. Jirák, D. Sedmidubský, Z. Sofer, V. Peřina, H. Hardtdegen, C. Buchal
    On the magnetic properties of Gd implanted GAN
    Journal of Applied Physics 103 (2008) 07D107(1)-07D107(3).
  3. M. Kašpar, P. Bílková, A. Bubnov, V. Hamplová, V. Novotná, M. Glogarová, K. Knížek, D. Pociecha
    New chlorine substituted liquid crystals possessing frustrated TGBA and SmQ phases
    Liquid Crystals 35 (2008) 641-651.
  4. V. Procházka, H. Štěpánková, B. Sedlák, Cz. Kapusta, K. Knížek, Z. Jirák, J. Englich, R. Řezníček
    NMR study of LaMn1-xCoxO3 perovskites
    Journal of Magnetism and Magnetic Materials 320 (2008) 12-15.
  5. J. Hejtmánek, Z. Jirák, K. Knížek, M. Maryško, M. Veverka, C. Autret
    Valence and spin states in perovskites LaCo0.95M0.05O3 (M = Mg, Ga, Ti)
    Journal of Magnetism and Magnetic Materials 320 (2008) 92-95.
  6. Z. Jirák, J. Hejtmánek, K. Knížek, M. Veverka
    Electrical resistivity and thermopower measurements of the hole- and electron-doped cobaltites LnCoO3
    Physical Review B 78 (2008) 014432(1)-014432(8).
  7. M. Sikora, K. Knížek, Cz. Kapusta, P. Glatzel
    Evolution of charge and spin state of transition metals in the LaMn1-xCoxO3 perovskite series
    Journal of Applied Physics 103 (2008) 07C907(1)-07C907(3).
  8. P. Tomeš, J. Hejtmánek, K. Knížek
    On the La2-xSrxCoRuO6 double perovskites: Crystal structure, magnetic properties and transport.
    Solid State Sciences 10 (2008) 486-490.
  9. R. Vidya, P. Ravindran, K. Knížek, A. Kjekshus, H. Fjellvåg
    Density Functional Theory Studies of Spin, Charge, and Orbital Ordering in YBaT2O5 (T = Mn, Fe, Co).
    Inorganic Chemistry 47 (2008) 6608-6620.