Plastic Optical Fiber Sensor for Sensing Refractive Index of Citric Acid Based on Surface Plasmon Resonance. Al-Nahrain Journal of Science, [S. l.], v. 27, n. 2, p. 114–118, 2024. DOI: 10.22401/rksdem68. Disponível em: https://mail.anjs.edu.iq/index.php/anjs/article/view/2749. Acesso em: 3 apr. 2025.