Analysis of information sources in references of the Wikipedia article "Τάφος της Παναγίας" in Greek language version.
In two MMS. the author is said to be James the Lord's brother; in one, John Archbishop of Thessalonica, who lived in the seventh century.
the 'Joannis liber de Dormitione Marie' (third to fourth century), and the treatise 'De transitu B.M. Virginis' (fourth century) place her tomb at Gethsemane