1. G. Binnig and H. Rohrer, “Scanning tunneling microscopy,” Helv. Phys. Acta, 55, No. 6, 726–735 (1982).
2. G. Binnig, C. F. Quate, and Ch. Gerber, “Atomic force microscope,” Phys. Rev. Lett., 56 No. 9, 930–933 (1986).
3. A. Lewis et al., “Scanning optical microscopy with a 500 Å spatial resolution,” Biophys. J., 41, 405a (1983).
4. D. W. Pohl,W. Denk, and M. Lanz, “Optical stethoscopy: image recording with a resolution λ/20,” Appl. Phys. Lett., 44, No. 7, 651–653 (1984).
5. A. Yu. Kuzin et al., “Reconstructed silicon surfaces for calibration of scanning tunnel microscopes,” Izmer. Tekhn., No. 7, 26–30 (2012); Measur. Techn., 55, No. 7, 773–779 (2012).