Pérez Córdova , Y. M. ., Cabrera Villena, F. ., Leiva Cabrera , M. A. ., Mashian Juwau , J. ., & Puican Rodríguez, V. H. . (2022). Peru-Germany: impact of Covid-19 on coffee agro-exports 2018 – 2021. Sapienza: International Journal of Interdisciplinary Studies, 3(4), 159–174. https://doi.org/10.51798/sijis.v3i4.458