more
- https://www.book123.info/
- https://drive.google.com/drive/folders/1cwmlsCwnl875IeuM0J9CTH0Y9naZQzyb
- https://honeypdf.com/
- https://sobooks.net/
- https://xmsoushu.com/#/
- https://github.com/0voice/expert_readed_books
- http://www.ixinqing.com/book/hot
- https://www.academia.edu/
- https://zhuanlan.zhihu.com/p/444880913
others
- 知行 技术人的管理之路