* Chen, C. J.: Origin of Atomic Resolution on Metal Surfaces in Scanning Tunneling Microscopy, Physical Review Letters 65 (4), 1990, p. 448-451* G. Binnig, H. Rohrer, Ch.
*Chen, C. J.: Origin of Atomic Resolution on Metal Surfaces in Scanning Tunneling Microscopy, Physical Review Letters 65 (4), 1990, p. 448-451*G. Binnig, H. Rohrer, Ch.