By Mitov K.V.   Pakes A.G.   Yanev G.P.   in Statistics and Probability Letters

ISSN:0167-7152|65|4|379-388

Elsevier‎(2003)‎

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By Yanev N. M.   Mitov K. V.   Yanev G. P.   in Journal of Mathematical Sciences

ISSN:1072-3374|122|4|3438-3448

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 4.1448503