DÍAZ, Lino Eduardo Cruz; ZUNIGA, Lily De La Concepción Bautista. Principal Component Analysis (PCA): A Multivariate Approach to Macroeconomic Indicators from Vizcarra to Sagasti During the Covid-19 Pandemic in Peru. Journal of Posthumanism, [S. l.], v. 5, n. 6, p. 4560–4573, 2025. DOI: 10.63332/joph.v5i6.2661. Disponível em: https://posthumanism.co.uk/jp/article/view/2661. Acesso em: 6 may. 2026.