Salmerón, R., Rodríguez, A. and García, C.B. (2020). Diagnosis and quantification of
the non-essential collinearity. Computational Statistics, 35(2), 647-666, doi: https://doi.org/10.1007/s00180-019-00922-x.
Salmerón, R., García, C.B. and García, J. (2025). A redefined Variance Inflation Factor: overcoming the
limitations of the Variance Inflation Factor. Computational Economics, 65, 337-363, doi: https://doi.org/10.1007/s10614-024-10575-8.