1. Lei, A., Bo, Z.: Design and implementation of online learning platform. Comput. Program. Skills Maint. 2020(03), 17–19 (2020)
2. Chen, Y., Yan, G.: Online education, cool learning coming. Xinmin Wkly. 2014(13), 58–62 (2014)
3. Heng, L.: Research on online education ecosystem and its evolution path. China Distance Educ. 2017(01), 62–70 (2017)
4. Anderson, V., Gifford, J., Wildman, J.: An evaluation of social learning and learner outcomes in a massive open online course (MOOC): a healthcare sector case study. Hum. Resour. Develop. Int. 23(3), 208–237 (2020). https://doi.org/10.1080/13678868.2020.1721982
5. Jin, L.: Development of online shopping platform based on SSM. Comput. Knowl. Technol. 16(11), 281–237 (2020)