Bandello, Matteo. Novelle (1554). 4.27 and poss. 1.33.

(perhaps) De la Cerda, Mexia. Doņa Inčs de Castro (Spanish play, pr. 1614).

Sidney, Philip. The Countess of Pembroke's Arcadia (1590). The story of Argalus and Parthenia.

REFERENCE : T.J.B. Spencer, ed. The Broken Heart. Manchester: Manchester University Press, 1980. 15-20.