Indeed, some writers, like José Donoso could be said to belong to both movements. His novel The Obscene Bird of Night (El obsceno pájaro de la noche, 1970) is considered, as Philip Swanson notes, "one of the classics of the Boom." His later work, however, fits more comfortably into the post-Boom.
Certainly, José Donoso can be linked to both literary movements. His novel The Obscene Bird of Night (El obsceno pájaro de la noche, 1970) is recognized as "one of the classics of the Boom." His subsequent works, however, are more in line with post-Boom literature.