Plz do tell key areas , writers & their works to focus upon structuralism .

  Todorov, Tzvetan, The Fantastic: A Structural Approach to a Literary Genre [1970], Todorov, Tzvetan, The Poetics of Prose [1971]

Genette, Gérard, Narrative Discourse [1972], Genette, Gérard, Figures of Literary Discourse [1966], Greimas, A. J., Sémantique Structurale [1966)  

Culler, Jonathan, Structuralist Poetics: Structuralism, Linguistics and the Study of Literature [1975] Culler, Jonathan, Framing the Sign (Basil Blackwell, Oxford, 1988).

Barthes, Roland, Writing Degree Zero [1953], Barthes, Roland, Elements of Semiology [1964]

de Saussure, Ferdinand, Course in General Linguistics [1915], trans. by Wade Baskin; Lévi-Strauss, Claude, Structural Anthropology [1958], trans. Propp, Vladimir, The Morphology ...