@article{article, title = {{Mitigating Catastrophic Forgetting in Target Language Adaptation of LLMs via Source-Shielded Updates.}}, url = {{}}, year = {{2025}}, month = {{12}}, author = {{Yamaguchi A and Morishita T and Villavicencio A and Aletras N}}, volume = {{abs/2512.04844}}, journal = {{CoRR}}, note = {{Accessed on 2026/02/08}}}