@article{202310.0406, doi = {10.20944/preprints202310.0406.v1}, url = {https://doi.org/10.20944/preprints202310.0406.v1}, year = 2023, month = {October}, publisher = {Preprints}, author = {Ababi H. Ejere and Gemechis File Duressa}, title = {A Fitted Numerical Scheme with Algorithm for Singularly Perturbed Parabolic Partial Differential Equations with Large Negative Shift}, journal = {Preprints} }