PUBLICATIONES MATHEMATICAE
journal37383
E138998
HU
0033-3883
Hungarian:(English and French and German and Russian)
Rivista
Institute of Mathematics Informatics:University if Debrecen, H4010 Debrecen PF 12 Hungary:011 36 52 316666, 011 36 52 312168, EMAIL: publi@math.klte.hu, INTERNET: http://www.math.klte.hu, Fax: 011 36 52 416857
1949
can
cannot
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