Study of the Influence of High-Frequency Currents on the Fertility of the Soil. Global Journal of Science Frontier Research, [S. l.], v. 20, n. C4, p. 1–8, 2020. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/2730. Acesso em: 5 feb. 2026.