Some great and inspiring references:
- On building an efficient personal knowledge management system and strategy: http://axtonliu.com/2016/08/16/how-to-build-an-efficient-personal-knowledge-management-system/

- The concept of Evergreen notes: https://notes.andymatuschak.org/Evergreen_note-writing_as_fundamental_unit_of_knowledge_work
Comments by Michaël Piron