Sudarti, Sudarti, et al. “Extremely Low Frequency Electromagnetic Field Radiation (50 Hz, 200 µT & 300 µT) to Increase Edamame Productivity and Safety Risks to Health”. Jurnal Penelitian Pendidikan IPA, vol. 9, no. 8, Aug. 2023, pp. 5979-86, doi:10.29303/jppipa.v9i8.2494.