Zhigang Wang Shen, Z., Wang, Z., & Baran, M. (2012). Optimal volt/var control strategy for distribution system with multiple voltage regulating devices. 2012 ieee pes transmission and distribution conference and exposition (t&d). https://doi.org/10.1109/tdc.2012.6281479 Wang, Z. G., Parker, C. G., Hodge, D. W., Croswell, R. T., Yang, N., Misra, V., & Hauser, JR. (2000). Effect of polysilicon gate type on the flatband voltage shift for ultrathin oxide-nitride gate stacks. IEEE ELECTRON DEVICE LETTERS, 21(4), 170–172. https://doi.org/10.1109/55.830971