Metal Oxide Coated Optical Fiber for Humidity Sensing Application: A Review. - Siti Nasuha Mustaffa; Affa Rozana Abdul Rashid; Tan Sin Jin; P. Susthitha Menon; Mohd Zulhakimi Ab Razak; Arni Munira Markom; Hazlihan Haris; Ismail Saad; Ahmad Razif Muhammad (IEEE Access, 2023)