### IDEF0 standart
- https://www.businessstudio.ru/upload/files/notation_idef0.pdf

### EPC
- Фактически та же EPC: https://habr.com/ru/articles/916110/

### also 
- https://github.com/bpmbpm/doc/blob/main/METAMODEL/PROCESS/fun2/ai_accounting.md#idef0