@article{paperid:1102831, author = {Seifollahi, Solmaz and زکزیا یحیی الجمال and Arashi, Mohammad}, title = {New insights into multicollinearity in the Cox proportional hazard models: the Kibria-Lukman estimator and its application}, journal = {Journal of Applied Statistics}, year = {2025}, month = {March}, issn = {0266-4763}, keywords = {Cox proportional hazard model; Kibria-Lukman estimator; Liu estimator; multicollinearity; ridge estimator}, }