@article{UZERU_2002_3_a5,
     author = {S. G. Shahinyan},
     title = {On the stability of acting force of linear systems of differential equations with changeable coefficients},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {31--34},
     publisher = {mathdoc},
     number = {3},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2002_3_a5/}
}