U. Hubler, P. Jess, S. Behler, H.P. Lang and H.-J. Güntherodt,
"Spatially-Resolved Tunneling Spectroscopy on Bi2Sr2CaCu2O8 Single Crystals",
Helv. Phys. Acta 68, 500 (1995).

P. Jess, U. Hubler, H.P. Lang, H.-J. Güntherodt, K. Lüders and E.V. Antipov,
"Energy Gap Distribution on Polycrystalline HgBa2CuO4+dObserved by Scanning Tunneling Spectroscopy",
in "Proceedings of the 21st International Conference on Low Temperature Physics" 46, 1337 (1996).

P. Jess, U. Hubler, H.P. Lang, H.-J. Güntherodt, K. Lüders and E.V. Antipov,
"Energy Gap Distribution of HgBa2CuO4+d Investigated by Scanning Tunneling Microscopy/Spectroscopy",
J. Low Temp. Phys. 105, 1243 (1996).

W. Hoffmann, H. Breitzke, M. Baenitz, M. Heinze, K. Lüders, A. Gippius, E.V. Antipov, P. Jess, U. Hubler, H.P. Lang and H.-J. Güntherodt", "Electronic Properties of Hg-1201 Oxide Superconductors Determined by NMR and STM Investigations", Proceedings of the Sixteenth International Cryogenic Engineering Conference, Kitakyushu (Japan)", 16, 1627 (1997).

U. Hubler, P. Jess, H.P. Lang, A. Erb, E. Walker, M. Regier, D. Schild, J. Halbritter and H.-J. Güntherodt,
"YBa2Cu3O7-d Single Crystals Revisited: Scanning Probe Data on Very Pure Samples Grown in BaZrO3 Crucibles",
Appl. Phys. A, 66, 1219 (1998).

U. Hubler, B.A. Hermann, H.P. Lang, J. Karpinski, and H.-J. Güntherodt,
"Atomic Resolution and Study of Surface Morphology of HgBaCuO Single Crystals by Scanning Probe Methods",
Surf. Interface Anal., 27, 521 (1999).