Mohd Halim, Siti Nabilah, et al. “Graphene-Molybdenum Disulphide Chitin Nanocomposite Based Passive Q-Switcher”. Photonics Letters of Poland, vol. 14, no. 1, Mar. 2022, pp. 7-9, doi:10.4302/plp.v14i1.1136.