“Post-Weld Heat Treatment of GTAW-Repaired Aluminium 6061-T6 Calliper Brackets: Effects on Surface Integrity and Micro Vickers Hardness”. Journal of Engineering Researcher and Lecturer, vol. 5, no. 2, July 2026, pp. 81-98, https://doi.org/10.58712/jerel.v5i2.218.