PaperElectron spin resonance of donor centers in beryllium oxideO.F. Schirmer, K.A. Müller, et al.Physik der Kondensierten Materie
PaperOn the nature of phase transitions and nomenclatureH. Gränicher, K.A. MüllerMaterials Research Bulletin
PaperThe high-Tc superconductor Sr0.2Lai1.8CuO4: A direct and inverse-photoemission studyT. Riesterer, J.G. Bednorz, et al.Applied Physics A Solids and Surfaces