Savaş, Ekrem2020-11-212020-11-2120091521-13981572-9206https://hdl.handle.net/11467/4027In this paper we define and study two concepts which arise from the notions of invariant means and lacunary sequences namely: double lacunary strong sigma- convergence defined by Orlicz function and uniform (theta,sigma)statistical convergence and establish natural characterization for the underline sequence spaces.eninfo:eu-repo/semantics/closedAccessDouble sequence spacesOrlicz functiondouble statistical convergentdouble lacunary sequencesP-convergentArticle113423430Q3WOS:000264567900004