Mohd Faudzi, A. A., H. Takano, and J. Murata. “Transfer Learning Through Policy Abstraction Using Learning Vector Quantization”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 1-3, Jan. 2018, pp. 163-8, https://jtec.utem.edu.my/jtec/article/view/3505.