Once you have obtained answers from your interviewees you may want to assess their corporate governance arrangements against a bench mark. Probably my research paper could be of interest for you in completing this task: "Case Study: Analysis of Corporate Governance and Management Control at Kendallville Bank". It deals with a general analysis of corporate governance mechanisms at place against international best practice : https://www.researchgate.net/publication/306515523_Case_Study_Analysis_of_Corporate_Governance_and_Management_Control_at_Kendallville_Bank
It was published in the International Journal of Applied Economic Studies Vol. 4, Issue 3, pp. 14-20 and thus can be used for referencing.
Paul
Article Case Study: Analysis of Corporate Governance and Management ...