共 12 条
[1]
ANDERSON CH, 1968, THESIS U MISSOURI
[2]
ANDERSON CH, 1967, AMER MATH SOC, V14, P938
[3]
Bellman R., 1963, DIFFERENTIALDIFFEREN
[5]
DICKSON DG, 1957, MEM AMER MATH SOC
[6]
DIXON AC, 1922, P LONDON MATH SOC, V21, P271
[8]
Hilb E, 1918, MATH ANN, V78, P137
[9]
SUGIYAMA S, 1967, 1967 P USJ SEM DIFF
[10]
VERBLUNKSY S, 1956, P LOND MATH SOC, V6, P355