Fattah, Abdulla Abdal, and Shadan Shukr Sabir. “The Grammatical Function of Zero and Covert Morphs in Central and Northern Kurdish Dialects”. Journal of University of Human Development 11, no. 3 (July 10, 2025): 74–84. Accessed August 20, 2025. https://journals.uhd.edu.iq/index.php/juhd/article/view/1441.