1. Che, H., J. Z. Wang, W. Zhang, et al., 2017: Investigation on quantifying rainwater utilization in a sponge city-A case study. Construction Science and Technology, (11), 55–57, doi: https://doi.org/10.16116/j.cnki.jskj.2017.11.018. (in Chinese)
2. China Meteorological Administration, 2003: Specifications for Surface Meteorological Observation. China Meteorological Press, Beijing, 151 pp. (in Chinese)
3. Department of Forecasting and Networking, China Meteorological Administration, 2013: Design of Urban Drainage Project: Technical Guide for Formulating Rainstorm Intensity, Beijing, 29 pp. (in Chinese)
4. Diwakar, A. S., A. A. Kulkarni, and P. Talwai, 2008: Rescue and preservation of climate data by extraction and digitization from autographic weather charts using image processing tools. Proc. 8th WSEAS International Conference on Signal, Speech and Image Processing (SSIP’ 08), World Scientific and Engineering Academy and Society (WSEAS), 23–25 September, Santander, Cantabria, Spain. Availabe at http://www.wseas.org/multimedia/books/2008/spain/signal_speech_and_image_processing.pdf. Accessed on 4 December 2019.
5. Duan, Y. N., Y. Wang, F. Y. Yang, et al., 2017: Rainstorm intensity estimations and comparsions for Kunming, China. Meteor. Sci. Technol., 45, 87–91, 107, doi: https://doi.org/10.19517/j.1671-6345.20160112. (in Chinese)