By Plichko A.   Zagorodnyuk A.   in Journal of Mathematical Analysis and Applications

ISSN:0022-247X|220|2|477-494

Academic Press‎(1998)‎

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By Zagorodnyuk S.   in Ukrainian Mathematical Journal

ISSN:0041-5995|62|4|537-551

Springer Publishing Company ‎(2010)‎

Access to resources Favorite 3.0651405