- Z. Piotrowski, M. Ciołek, “Changing the Voice of a Subscriber on the Example of an Implementation of the PSOLA Algorithm for the iOS and Android Mobile Platforms,” Multimedia Communications, Services and Security Communications in Computer and Information Science, vol. 368, pp. 181-193, June 2013.
- K. Rożanowski, Z. Piotrowski, M. Ciołek, “Mobile application for driver’s health status remote monitoring,” Wireless Communications and Mobile Computing Conference (IWCMC), 2013 9th International, pp. 1738-1743, July 2013
- M. Ciołek, “Comparative analysis of speech signal processing capabilities on mobile platforms Android and iOS,” Spektrum SEP, s. IV-VII, Listopad – Grudzień, 2013