Spectral Analysis of Vowels and Fricatives at Varied Levels of Dysarthria Severity for Amyotrophic Lateral Sclerosis. - Chowdam Venkata Thirumala Kumar; Tanuka Bhattacharjee; Seena Vengalil; Saraswati Nashi; Madassu Keerthipriya; Yamini Belur; Atchayaram Nalini; Prasanta Kumar Ghosh (ICASSP, 2024)