"Shakespeare's 'The Phoenix and the Turtle' and the Defunctive Music of Ecstasy," Shakespeare Studies: An Annual Gathering of Research, Criticism, and Reviews, Vol. VIII, 1975, pp. 311-31.
In the essay that follows, Petronella discusses the structuring trope of ecstasy, which does not effect the separation of the immortal soul from the body, but the state of "love-in-death."