%0 Journal Article %T Erratum to ˇ°Contract Mechanism of Water Environment Regulation for Small and Medium Sized Enterprises Based on Optimal Control Theoryˇ± [Journal of Water Resource and Protection Vol.16 No.7 2024] %A Shuang Zhao %A Hongbin Gu %A Lianfang Xue %A Dongsheng Wang %A Bin Huang %J Journal of Water Resource and Protection %P 584-584 %@ 1945-3108 %D 2024 %I Scientific Research Publishing %R 10.4236/jwarp.2024.168033 %X The original online version of this article (Zhao, S., Gu, H.B., Xue, L.F., Wang, D.S. and Huang, B. (2024) Contract Mechanism of Water Environment Regu-lation for Small and Medium Sized Enterprises Based on Optimal Control Theory. Journal of Water Resource and Protection, 16, 538-556. https://doi.org/10.4236/jwarp.2024.167030) unfortunately contains a mis-take. The second institution is ˇ°China Renewable Energy Engineering Insti-tute, Beijing, Chinaˇ±, not ˇ°China Renewable Engineering Institute, Beijing, Chinaˇ±. %K Erratum %U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=135358