1. Wang, Y., Zhang, X., Zhang, L., Wang, G., Sun, Y.: Take the course of Digital signal processing as an example to explore and practice the progressive hybrid teaching mode. Experimental Technol. Management (12), 244249 (2020). 29 Dec 2020. https://doi.org/10.16791/j.cnki.sjg.2020.12.053
2. Wei, Z., Luo, Z.: Cuckoo: Research on mixed teaching aiming at improving students’ learning initiative. Educ. Theory Prac. 40(33), 59–61 (2020J).
3. Zhang, J.: Exploration and innovation of online and offline mixed teaching – comment on mixed teaching design and practice. Chinese J. Educ. 11, 136 (2020)
4. Zhai, M., Zhang, R., Liu, H.: Research on formative evaluation indexes of mixed teaching in colleges and universities. Mod. Educ. Technol. 30(09), 35–39 (2020)
5. Ma, Y.: Online and offline hybrid teaching action research– the integration and innovation of information technology and ideological and political teaching. Month. J. Educ. Learn. 07, 97–105 (2020)