The Boundary Problems and Developments Associated with a System of Ordinary Linear Differential Equations of the First Order
1923 ◽
Vol 58
(2)
◽
pp. 51
◽
1980 ◽
Vol 85
(3-4)
◽
pp. 291-298
◽
1926 ◽
Vol 28
(4)
◽
pp. 561-561
◽
1930 ◽
Vol 32
(2)
◽
pp. 284-284
◽
1928 ◽
Vol 24
(4)
◽
pp. 501-505
◽
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