000 | 00324nam a22000977a 4500 | ||
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008 | 230817b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
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245 | _aYokohama mathematical journal | ||
260 |
_aJapan: _bDepartment of Mathematics Yokohama City University, |
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942 |
_cCR _2udc |
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999 |
_c58894 _d58894 |