@article{El Balshi_2022, title={The role of change leadership in The role of change leadership in the public secondary school in eliminating waste of operations using the Lean management approach - a qualitative study.}, volume={5}, url={https://iafh.net/index.php/IJRES/article/view/353}, number={3}, journal={International Journal of research in Educational Sciences.}, author={El Balshi, Mohamed}, year={2022}, month={Jun.}, pages={131 - 178} }