GUBRYNOWICZ, R., K. MARASEK, W. MIKIEL, and W. WIĘŹLAK. “Simplified System for Isolated Word Recognition”. Archives of Acoustics 15, no. 3-4 (May 1, 2014): 287–300. Accessed January 17, 2026. https://acoustics.ippt.gov.pl/index.php/aa/article/view/1289.