1. Howitt, C.: 3-D mind maps: Placing Young Children in the Center of Their Own Learning. Teaching Science, Vol. 2 (2009) No.55, p.42-46.
2. Mento, A. J, Martinelli, P, Jones, R. M.: Mind Mapping in Executive Education: Applications and Outcomes. The Journal of Management Development, Vol. 18 (1999) No.4, p.1-25.
3. Review, by, Roslyn, et al.: Communicating Naturally in a Second Language: Theory and Practice in Language Teaching[M]. Cambridge: Cambridge University Press,1987,28-31.
4. Wilkins DA: Linguistics in English Teaching[M]. London: Edward Amold,1972,48.
5. Yuanyuan Hu: The Application of Mind Map in English Vocabulary Teaching in Primary School[J]. Scientific Journal of Intelligent Systems Research, Vol. 3 (2021) No.12.