found: Work cat: Kinhou, S.-M. Éléments de lexicologie xwela, 2015:page 13 (on the Gbe dialectical continuum) page 14 (xwēlágbè (langue xwēlá)) page 16 (Note that indigenous xwelaphones designate themselves by Xwela while others: Waci by 'Feda', Gen by 'Peda', Fon by 'Xweda')
found: Ethnologue, 2016(Gbe, Xwela (Houeda, Peda, Phera, Xwela, Xwela-Gbe); a language of Benin; xwe; classification: Kwa, Left Bank, Gbe)
found: Linguasphere, 1999(96-MAA-ffb; xwela (fera, phela, phera, xwela-gbe); Benin (Mono))