SpringerLink (Online service), Yang, X., Sherratt, S., Dey, N., & Joshi, A. (2020). Fourth international congress on information and communication technology: ICICT 2019, London. Springer. https://doi.org/10.1007/978-981-32-9343-4

SpringerLink (Online service), Xin-She Yang, Simon Sherratt, Nilanjan Dey, and Amit Joshi. Fourth International Congress on Information and Communication Technology: ICICT 2019, London. Singapore: Springer, 2020. https://doi.org/10.1007/978-981-32-9343-4.

SpringerLink (Online service), et al. Fourth International Congress on Information and Communication Technology: ICICT 2019, London. Springer, 2020. https://doi.org/10.1007/978-981-32-9343-4.