APA (7th ed.) Citation

XU, F., LI, J., & SUN, J. Research of composite safety protection for digital maps. Editorial Department of Journal on Communications.

Chicago Style (17th ed.) Citation

XU, Feng, Jia-nan LI, and Jian-guo SUN. Research of Composite Safety Protection for Digital Maps. Editorial Department of Journal on Communications.

MLA (9th ed.) Citation

XU, Feng, et al. Research of Composite Safety Protection for Digital Maps. Editorial Department of Journal on Communications.

Warning: These citations may not always be 100% accurate.