Risk assessment and risk registers

Answer: For a general view of risk assessment process I suggest you to take a look at the following articles:
- ISO 27001 risk assessment & treatment – 6 basic steps https://advisera.com/27001academy/knowledgebase/iso-27001-risk-assessment-treatment-6-basic-steps/
- How to write ISO 27001 risk assessment methodology https://advisera.com/27001academy/knowledgebase/write-iso-27001-risk-assessment-methodology/
- ISO 27001 risk assessment: How to match assets, threats and vulnerabilities https://advisera.com/27001academy/knowledgebase/iso-27001-risk-assessment-how-to-match-assets-threats-and-vulnerabilities/

These materials will also help you regarding risk assessment:
- Book ISO 27001 Risk Management in Plain English https://advisera.com/books/iso-27001-annex-controls-plain-english/
- ISO 27001 Annex A Controls in Plain English https://advisera.com/books/iso-27001-annex-controls-plain-english/
- The basics of risk assessment and treatment according to ISO 27001 [free webinar on demand] https://advisera.com/27001academy/webinar/basics-risk-assessment-treatment-according-iso-27001-free-webinar-demand/

Regarding documentation, I suggest you to take a look at the free demo of our ISO 27001/ISO 22301 Risk Assessment Toolkit at this link https://advisera.com/27001academy/iso-27001-22301-risk-assessment-toolkit/