Mulyava O, Sheremeta M, Trukhan Y. Properties of solutions of a heterogeneous differential equation of the second order. Carpathian Math. Publ. [Internet]. 2019 Dec. 31 [cited 2024 Nov. 21];11(2):379-98. Available from: https://ktipe.pnu.edu.ua/index.php/cmp/article/view/2116