Operators and Matrices · Volume 13, Issue 4 Measures of noncompactness in N̄(p,q) summable sequence spaces 13-79 Pages 1191-1205 DOI 10.7153/oam-2019-13-79 Downloads Short PDF Full PDF PNG Authors Ishfaq Ahmad Malik Tanweer Jalal Keywords matrix domains summable sequence spaces BK spaces matrix transformations measures of noncompactness Subject classes 40H05 46A45 47B07