Kathim A. H, Wafaa M. Taha. The Distribution of Zeros of the Solutions of Linear Homogeneous Differential Equations of the Sixth Order Using Semi-critical Intervals. Tikrit J. Pure Sci. [Internet]. 2023 Feb. 5 [cited 2024 Jul. 22];21(3):162-5. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/1010