A systematic approach in your reading helps you consider the article critically. A good critique is really more about your own confidence as a reader than about possession of specific knowledge.
How to Read Journal Articles Like a Professor by Michael J. Nelson.
Note: in JumboSearch and Databases, you can always limited your search to the French Language when needed)
Browse for Tisch library books on the epistolary genre, or “letter novels”
Sample findings from the above searches: