@article{KJM_2022_46_1_a3,
     author = {Fahimeh Sultanzadeh and Mahmoud Hassani and Mohsen Erfanian Omidvar and Rajab Ali kamyabi Gol},
     title = {Refining some {Inequalities} for {Frames} with {Specht's} {Ratio}},
     journal = {Kragujevac Journal of Mathematics},
     pages = {39 },
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {2022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KJM_2022_46_1_a3/}
}