TY JOUR TI On the Estimation of the Interannual Variability of the Ocean Surface Temperature in the Area of the Peruvian Upwelling KW Peruvian upwelling KW ocean surface temperature KW interannual variability KW multivariate statistical analysis JO Russian Journal of Earth Sciences AU Martina-Vasquez, J.J. AU Gordeeva, S.M. AU Malinin, V.N. PY 2024 IS 24 PB Geophysical Center of the Russian Academy of Sciences