| 000 | 00407nam a22001097a 4500 | ||
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| 999 |
_c18037 _d18037 |
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| 008 | 230327b ||||| |||| 00| 0 eng d | ||
| 082 | _aDPer 510.5 Am351 June - August 2021 v143 no. 3-4 | ||
| 245 | _aAmerican journal of mathematics / | ||
| 260 |
_aBaltimore, Maryland U.S., _bJohns Hopkins University Press, _cJune-August 2021. |
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| 300 |
_avarious paging: _bcolor illustrations; _c27 cm. |
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| 942 |
_2ddc _cPER |
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