共 13 条
[1]
Akhalaia S, 2009, GEORGIAN MATH J, V16, P597
[2]
Ashordia M, 2005, MEM DIFFER EQU MATH, V36, P1
[3]
Ashordia M, 2019, MEM DIFFER EQU MATH, V78, P1
[5]
Bainov D. D., 1995, SINGAPORE SERIES ADV, V28, DOI [10.1142/2413., DOI 10.1142/2413]
[6]
Chechyk V. A., 1959, T MOSK MAT O VA, V8, P155
[7]
Kiguradze I. T., 1965, DIFF URAVN, V1, P1271
[8]
Kiguradze I. T., 1997, The Initial Value Problem and Boundary Value Problems for Systems of Ordinary Differential Equations, VI
[9]
Kiguradze IT, 1996, DIFF EQUAT+, V32, P173
[10]
Lakshmikantham V., 1989, DIFFERENTIAL EQUATIO, VI