Li, X., Sheng, X., Zheng, X., & Wang, G. (2009). Clausal Monitoring and Analysis of Energy Consumption Index of a Large Public Building in Qingdao. 2009 International Conference on Energy and Environment Technology, Energy and Environment Technology, 2009. ICEET '09. International Conference on, 1, 55. https://doi.org/10.1109/ICEET.2009.20

Li, Xuquan, Xiaoyan Sheng, Xiaofeng Zheng, and Gang Wang. "Clausal Monitoring and Analysis of Energy Consumption Index of a Large Public Building in Qingdao." 2009 International Conference on Energy and Environment Technology, Energy and Environment Technology, 2009. ICEET '09. International Conference on 1 (2009): 55. https://doi.org/10.1109/ICEET.2009.20.

Li, Xuquan, et al. "Clausal Monitoring and Analysis of Energy Consumption Index of a Large Public Building in Qingdao." 2009 International Conference on Energy and Environment Technology, Energy and Environment Technology, 2009. ICEET '09. International Conference on, vol. 1, 2009, p. 55, https://doi.org/10.1109/ICEET.2009.20.