There are a few ways to determine if we own the article and in what format.
1. Libraries home page, click on WorldCat. Then, type in the title of the article or the journal name.

2. Google and use the Reload button (http://lib.guides.umd.edu/reload-button)
3. Use Google Scholar
4. Use the Citation Linker
Examples:
Sawyer, Katherine, Kathleen Gallagher Cunningham, and William Reed. “The Role of External Support in Civil War Termination.” Journal of Conflict Resolution 61, no. 6 (July 2017): 1174–1202.
Hale, Isaac. “The Compound Effects of Candidate Race and Racial Resentment in US House Elections.” Journal of Race, Ethnicity & Politics 5, no. 2 (July 2020): 299–325.
American Journal of Political Science