Journal of Mathematical Analysis and Applications > 2007 > 331 > 1 > 62-68
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ISSN czasopisma : | 0022-247X |
DOI | 10.1016/j.jmaa.2006.08.071 |
Journal of Mathematical Analysis and Applications > 2007 > 331 > 1 > 62-68
ISSN czasopisma : | 0022-247X |
DOI | 10.1016/j.jmaa.2006.08.071 |