A class of ℐ-conservative matrices. - Celal Çakan; Hüsamettin Çoskun (Int. J. Math. Math. Sci., 2005)

The σ-convergence and σ-core of double sequences. - Celal Çakan; Bilâl Altay; Mohammad Mursaleen (Appl. Math. Lett., 2006)

Some new inequalities related to the invariant means and uniformly bounded function sequences. - Celal Çakan; Hüsamettin Çoskun (Appl. Math. Lett., 2007)

On the Cesàro convergence of sequences of fuzzy numbers. - Özer Talo; Celal Çakan (Appl. Math. Lett., 2012)

Some new paranormed difference sequence spaces and weighted core. - Serkan Demiriz; Celal Çakan (Comput. Math. Appl., 2012)

The extension of the Knopp core theorem to the sequences of fuzzy numbers. - Özer Talo; Celal Çakan (Inf. Sci., 2014)