Rene Wellek was against external research of literature and for intern al research of literature in his book Theory of literature.
雷纳·韦勒克在《文学理论》反对文学的“外部研究”，提倡文学的“内部研究”。
2
Wellek holds three classifications according the linguistics of Saussure: literary theory, literary Criticism and literary history.
韦勒克根据索绪尔语言学理论提出文学分类研究的“三分法”：文学理论、文学批评和文学史。
3
Rene Wellek (1903-1995) is not only the core character of the New Criticism, but also a historical critic who insists on the intrinsic approach to the study of literature.