Mercati, Giovanni. Notizie di Procoro e Demetrio Cidone, Manuele Caleca e Teodoro Meliteniota, 1931.
DLC database 4 July 2017 (Kalekas, Manoueēl, -1410)
Wikipedia 4 July 2017 (Manuel Kalekas (died 1410) was a monk and theologian of the Byzantine Empire. He lived in Italy, Crete and Lesbos where he translated the works of Boethius and Anselm of Canterbury into Greek, and several Latin liturgical texts. He was a unionist who sought to reconcile the Eastern and Western Churches. When he returned to Constantinople in 1403, he was not welcome there, and lived with the Dominicans in Mytelene, where he died.)https://en.wikipedia.org/wiki/Manuel_Kalekas
VIAF 4 July 2017 (Calécas, Manuel, 13..-1410; Kalekas, Manuel, m. 1410; Manuel Calecas, 14e eeuw) http://viaf.org/viaf/121882476