Latreuch Z, Belaïdi B. Linear Differential Equations With Analytic Coefficients of ${[P,Q]}$-Order in the Unit Disc. sjm [Internet]. 2024 Jun. 7 [cited 2026 Jan. 26];9(1):71-84. Available from: https://www.sjm.anubih.ba/index.php/sjm/article/view/248