BOURZIK, D., LMAKRI, A., MELLOUK, A. and AKHARIF, A. 2025. Efficient Test for Threshold Regression Models in Short Panel Data. Statistics, Optimization & Information Computing. 15, 3 (Dec. 2025), 1611-1631. DOI:https://doi.org/10.19139/soic-2310-5070-3091.