Stepanov, V., Korchynskyi, V., Kildishev, V., Zarovskyi, R., Havel, S., Slavych, V. and Petrovskyi, R. (2026) “Devising a combined spectrum spreading method for timer signal structures to improve covert information transmission”, Eastern-European Journal of Enterprise Technologies, 3(9 (141), pp. 16–25. doi: 10.15587/1729-4061.2026.365354.