@article{paperid:1077076, author = {Azarmi, Hamide and Janfada, Mohammad and Kamyabi Gol, Rajab Ali}, title = {On $K$-pseudoframes for subspaces}, journal = {Hacettepe Journal of Mathematics and Statistics}, year = {2019}, volume = {49}, number = {3}, month = {December}, issn = {1303-5010}, pages = {1057--1066}, numpages = {9}, keywords = {K-pseudoframe; K-pseudoatomic system; K-exact pseudoframe}, }