Taib, M.N. , Mohd Suah, F.B. and Ahmad, M. 2005. An Intelligent Optical Fibre pH Sensor Based on Sol-Gel Advanced Material and Artificial Neural Network. Scientific Research Journal. 2, 2 (Dec. 2005), 1–15. DOI:https://doi.org/10.24191/srj.v2i2.9328.