The relationship of this group with the Doukai of the 9th and 10th centuries is unclear; the contemporary writers Michael Psellos and Nicholas Kallikles affirm such a relationship, but Zonaras openly questioned it.
Hubungan kelompok ini dengan Doukas dari abad 9 dan 10 tidak jelas; penulis kontemporer Michael Psellos dan Nicholas Kallikles menegaskan hubungan semacam itu, tetapi Zonaras secara terbuka mempertanyakannya.