In:
The American Mathematical Monthly, Informa UK Limited, Vol. 55, No. 8 ( 1948-10), p. 515-526
Type of Medium:
Online Resource
ISSN:
0002-9890
,
1930-0972
DOI:
10.1080/00029890.1948.11999293
Language:
English
Publisher:
Informa UK Limited
Publication Date:
1948
detail.hit.zdb_id:
1476746-6
detail.hit.zdb_id:
3665-1
SSG:
17,1
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