1.
Shahinyan SG. STABILITY OF SYSTEMS WITH RETARDATION IN THE CASE OF SMALL INTEGRAL PERTURBATIONS. Proc. YSU A: Phys. Math. Sci. [Internet]. 2001 Jul. 9 [cited 2026 Jan. 21];35(2 (195):27-31. Available from: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol35_no2_2001_pp027-031