1. A. G. Volkovich, V. I. Liksonov, V. E. Stepanov, et al., “Collimated spectrally sensitive detector for remote searching for spots of radioactive contamination,” At. Énerg., 69, No. 4, 259–261 (1990).
2. A. G. Volkovich, Yu. V. Koba, V. I. Liksonov, et al., “Use of a collimated detector for liquidation of the consequences of the Chernobyl accident,” At. Énerg., 69, No. 6, 389–391.
3. V. N. Potapov, O. P. Ivanov, V. E. Stepanov, et al., “New apparatus and systems for radiation monitoring and their use in rehabilitation work on the grounds of temporary radwaste storage sites at the Russian Science Center Kurchatov Institute,” in: 7th Int. Conf. on Safety of Nuclear Technologies: Handling of Radioactive Wastes, St. Petersburg, Sept. 27 – Nov. 1, 2004, pp. 371–374.