Transformation of variables and the condition number in ridge estimation. - Román Salmerón-Gómez; José García; Catalina García-García; María del Mar López (Comput. Stat., 2018)

Diagnosis and quantification of the non-essential collinearity. - Román Salmerón-Gómez; Ainara Rodríguez-Sánchez; Catalina García-García (Comput. Stat., 2020)

Obtaining a threshold for the stewart index and its extension to ridge regression. - Ainara Rodríguez-Sánchez; Román Salmerón-Gómez; Catalina García-García (Comput. Stat., 2021)

The coefficient of determination in the ridge regression. - Ainara Rodríguez-Sánchez; Román Salmerón-Gómez; Catalina García-García (Commun. Stat. Simul. Comput., 2022)

Limitations in Detecting Multicollinearity due to Scaling Issues in the mcvis Package. - Román Salmerón-Gómez; Catalina García-García; Ainara Rodríguez-Sánchez; Claudia Garcia Garcia (R J., 2023)

A review of ridge parameter selection: minimization of the mean squared error vs. mitigation of multicollinearity. - Catalina García-García; Román Salmerón-Gómez; José García Pérez (Commun. Stat. Simul. Comput., 2024)