Hameed, Ali E., and lntessar T. Hwaidy. “Hierarchical Phoneme Recognition Using Node-Wise Relevance-Optimized Features”. Basrah Journal for Engineering Sciences 10, no. 1 (June 30, 2010): 46–53. Accessed May 6, 2026. https://bjes.journalpath.com/bjes/article/view/83.