Premium
[Russian Text Ignored]
Publication year - 1972
Publication title -
mathematische nachrichten
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.913
H-Index - 50
eISSN - 1522-2616
pISSN - 0025-584X
DOI - 10.1002/mana.19720520120
Subject(s) - citation , computer science , information retrieval , world wide web