Ahmad Kamil Solihin, Endro Yulianto, Her Gumiwang Ariswati, and K. K. M. Rahman. “Design of an Electromyograph Equipped With Digital Neck Angle Elevation Gauge ”. Journal of Electronics, Electromedical Engineering, and Medical Informatics, Vol. 3, no. 3, Oct. 2021, pp. 141-8, doi:10.35882/jeeemi.v3i3.4.