Libish, T M and Linesh, L and Biswas, P and Bandyopadhyay, S and Dasgupta, Kamal and Radhakrishnan, P (2010) Fiber Optic Long Period Grating Based Sensor for Coconut Oil Adulteration Detection. Sensors & Transducers Journal, 114 (3). pp. 102-111. ISSN 1726- 5479