On a nonlinear boundary value problem with a small parameter multiplying the highest derivative
1966 ◽
Vol 23
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pp. 276-287
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2019 ◽
Vol 55
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pp. 1094-1104
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2018 ◽
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pp. 410-421
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1978 ◽
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pp. 375-383
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2017 ◽
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1991 ◽
Vol 162
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