Asymptotic Behavior of Solutions of Linear Systems of Ordinary Differential Equations Near an Irregular Singular Point
1994 ◽
Vol 109
(1)
◽
pp. 201-221
◽
1978 ◽
Vol 66
(2)
◽
pp. 394-398
◽
2002 ◽
Vol 32
(1)
◽
pp. 51-78
◽
1983 ◽
Vol 23
(4)
◽
pp. 23-35