KARTIKA, W.; SANTOSO, I.; SUPRIYADI, K. Simple Wireless Nurse Call on Distance Measurement. Journal of Robotics and Control (JRC), [S. l.], v. 2, n. 3, p. 145–147, 2021. DOI: 10.18196/jrc.2368. Disponível em: https://journal.umy.ac.id/index.php/jrc/article/view/9903. Acesso em: 6 sep. 2025.