By Bernats'ka J. M.   in Ukrainian Mathematical Journal

ISSN:0041-5995|55|5|712-728

Springer Publishing Company ‎(2003)‎

Access to resources Favorite 9.793735

By Kulinich G.L.   Bernats'ka Y.V.   in Ukrainian Mathematical Journal

ISSN:0041-5995|53|10|1738-1746

Springer Publishing Company ‎(2001)‎

Access to resources Favorite 7.695077