Díaz, L. E. C. and Zuniga, L. D. L. C. B. (2025) “Principal Component Analysis (PCA): A Multivariate Approach to Macroeconomic Indicators from Vizcarra to Sagasti During the Covid-19 Pandemic in Peru”, Journal of Posthumanism, 5(6), pp. 4560–4573. doi: 10.63332/joph.v5i6.2661.