PERTURBATIONS OF NONLINEAR SYSTEMS OF DIFFERENTIAL EQUATIONS

[1] ALEKSEEV VM, 1961, VESTN MOSK U MM, P28

[2] Bellman R., 1953, STABILITY THEORY DIF

[3] Coddington E. A., 1955, THEORY ORDINARY DIFF

[4] HAHN W, 1963, THEORY APPLICATION L

[5] Lefschetz S., 1957, DIFFERENTIAL EQUATIO

[6] MALKIN IG, 1944, PRIKL MAT MEKH, V8, P241

[7] MASSERA JL, 1956, ANN MATH, V64, P182, DOI DOI 10.2307/1969955

[8] [No title captured]

[1] ALEKSEEV VM, 1961, VESTN MOSK U MM, P28

[2] Bellman R., 1953, STABILITY THEORY DIF

[3] Coddington E. A., 1955, THEORY ORDINARY DIFF

[4] HAHN W, 1963, THEORY APPLICATION L

[5] Lefschetz S., 1957, DIFFERENTIAL EQUATIO

[6] MALKIN IG, 1944, PRIKL MAT MEKH, V8, P241

[7] MASSERA JL, 1956, ANN MATH, V64, P182, DOI DOI 10.2307/1969955

[8] [No title captured]