Fan Li and Chun-Hsien Chen and Li Pheng Khoo, Information Requirements for Vessel Traffic Service Operations. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2016, vol. 113(5). 915 - 919 [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/10004517.