Topic: What is being researched.
Academic Voices: What we typically think of in academic research. Books, journal articles, conference presentations, etc.
News Media: International, national, local, regional, or topic-based news sources.
Community Voices: The voices of those who are being researched. Social media, blogs, YouTube, etc.
Association and Organization Reports: Information created by non-government organizations.
Government Reports: Information created by government organizations/agencies.
Stakeholders and Allies: Information by those who are not directly related to your topic but may be indirectly related socially, financially, regionally, etc.