Pham Thanh, B., Nguyen, T. V., Pham, V. H., Bui, H., Hoang, T. H. C., Do, T. C., & Nguyen, A. T. (2021). Highly-sensitive Refractometer Based on a D-shaped Fiber Bragg Grating Integrated into A Loop-mirror Optical Fiber Laser. Communications in Physics, 32(1), 11. https://doi.org/10.15625/0868-3166/16014