Questions of the stability of solutions of a system of two linear differential equations of canonical form with periodic coefficients
1964 ◽
Vol 12
(2)
◽
pp. 487-496
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1943 ◽
Vol 10
(4)
◽
pp. 643-647
◽
1990 ◽
Vol 70
(3)
◽
pp. 163-172
1961 ◽
Vol 25
(4)
◽
pp. 1187-1191
2007 ◽
Vol 33
(2)
◽
pp. 60-66
◽
1965 ◽
Vol 1
(2)
◽
pp. 206-221
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