Utenova Guljaxan Urazbaevna, and Uzaqbergenov Aytbay Jumabay ug`li. “DISKRET SIGNALLAR HAQIDA TUSHINCHA, ULARNING FARQI, AFZALLIKLARI VA KAMCHILIKLARI”. Ustozlar Uchun, vol. 17, no. 2, Apr. 2023, pp. 242-5, http://pedagoglar.uz/index.php/01/article/view/4048.