1.
Njagi L, Nzimbi BM, Moindi SK. On Finite Dimensional Hilbert Space Frames, Dual and Normalized Frames and Pseudo-inverse of the Frame Operator. JARMS [Internet]. 2018 Nov. 30 [cited 2022 Jun. 27];5(11):01-10. Available from: http://nnpub.org/index.php/MS/article/view/528