1.
Kalybay A, Karatayeva D. Oscillation and nonoscillation criteria for a half-linear difference equation of the second order and extended discrete Hardy inequality. Ukr. Mat. Zhurn. [Internet]. 2022Jan.24 [cited 2022Aug.20];74(1):45 -60. Available from: http://umj.imath.kiev.ua/index.php/umj/article/view/2298