MLA

Si, et al. Blockchain Technology and Application: Second Ccf China Blockchain Conference, Cbcc 2019, Chengdu, China, October 11–13, 2019, Revised Selected Papers. Springer Singapore, 2020.

APA

Si, S., Jin, H., Lu, Z., Song, X., Sun, Y., Zhu, J., & Zhu, L. (2020). Blockchain Technology and Application: Second CCF China Blockchain Conference, CBCC 2019, Chengdu, China, October 11–13, 2019, Revised Selected Papers. Springer Singapore.

Chicago

Si, Hai Jin, Zeguang Lu, Xianhua Song, Yi Sun, Jianming Zhu, and Liehuang Zhu. Blockchain Technology and Application: Second CCF China Blockchain Conference, CBCC 2019, Chengdu, China, October 11–13, 2019, Revised Selected Papers. : Springer Singapore, 2020.