共 12 条
[1]
CHOW SN, 1974, J DIFFER EQUATIONS, V15, P308, DOI 10.1016/0022-0396(74)90082-5
[2]
FURUMOCHI T, 1975, TOHOKO MATH J, V27, P461
[3]
Halanay A., 1966, DIFF EQUAT+
[4]
HARA T, IN PRESS CHARACTERIZ
[6]
KATO J, 1976, INT S, V2, P217
[7]
Kato J., 1978, FUNKC EKVACIOJ-SER I, V21, P63