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1. A. S. Karpichev, P. V. Zinovev, A. V. Vytnov: ime and Frequency Signal Transmission Over Single Optical Fiber // Transactions of IAA RAS, issue 60, 39–43 (2022)
2. Yu. V. Vekshin, A. A. Tsaruk, A. V. Vytnov, M. B. Zotov, A. S. Karpichev, Y. Y. Khvostov: Fiber Optic Transmission Lines for the Radio Astronomy Receivers // Transactions of IAA RAS, вып. 50, 16–22 (2019)
3. A. Tsaruk, D. Ivanov, E. Zhykov, A. Karpichev: VLBI Time and Frequency Transfer Using the New Generation Radio Interferometer // Transactions of IAA RAS, вып. 50, 79–86 (2019)
4. A. Tsaruk, A. Karpichev, A. Vytnov, А. Л. Чиж, К. Б. Микитчук, С. А. Малышев: Calibration of the Radio Telescope’s Time Scale Path to Provide Clock Synchronization Using VLBI // Transactions of IAA RAS, issue 48, 92–99 (2019)
5. A. V. Vytnov, P. V. Zinovev, D. V. Ivanov, A. S. Karpichev, A. A. Makhnach, A. A. Tsaruk: Time Transfer via Optical Fiber With Help of SFP-trancievers // Transactions of IAA RAS, issue 47, 8–11 (2018)
6. A. V. Vytnov, D. V. Ivanov, A. A. Makhnach, A. S. Karpichev, A. A. Tsaruk: Control system synchronization VLBI telescopes complex “Quasar-KVO” // Transactions of IAA RAS, issue 47, 12–22 (2018)
7. Kalinicheva O. V., Chernetenko Yu. A.: Features of distribution of long-period comet orbits // Известия ГАО в Пулкове, № 225: Труды Всероссийской астрометрической конференции «Пулково-2018», Санкт-Петербург, 167–172 (2018)
8. A. V. Vytnov, D. V. Ivanov, P. V. Zinovev, A. S. Karpichev: Possibility to Use Ultrafast Logic Microchips in a VLBI Radio Telescope Phase Calibration System // Transactions of IAA RAS, issue 43, 53–59 (2017)
9. A. Tsaruk, A. Karpichev, P. Zinovev, A. Vytnov, D. Ivanov: Reference Frequency Signal Transfer to a VLBI Telescope Using an Optical Fiber Line // Transactions of IAA RAS, issue 43, 145–150 (2017)
10. A. S. Karpichev, D. V. Ivanov : Broadband monitoring system of phase characteristics of radiotelescope receiver // Transactions of IAA RAS, issue 24, 233–237 (2012)
11. A. Karpichev: Phase stability measurement for cables used for reference signal transfer // Transactions of IAA RAS, issue 21, 80–83 (2010)
12. A. Vytnov, D. Ivanov, A. Karpichev: Phase Calibration System of "Quasar" VLBI Network // Transactions of IAA RAS, issue 20, 396–398 (2009)