Pitch detection reliability assessment for forensic applications. - Serguei Koval; Veronika Bekasova; Mikhail Khitrov; Andrey N. Raev (EUROSPEECH, 1997)

Broadband noise cancellation systems: new approach to working performance optimization. - Serguei Koval; Mikhail Stolbov; Mikhail Khitrov (EUROSPEECH, 1999)

Parametric multi-band automatic gain control for noisy speech enhancement. - Mikhail Stolbov; Serguei Koval; Mikhail Khitrov (INTERSPEECH, 2003)