Čikobava, Arnold et al., editors (1950–1964), “ჟოლი1”, in Kartuli enis ganmarṭebiti leksiḳoni [Explanatory Dictionary of the Georgian language] (in Georgian), Tbilisi: Academy Press
Čikobava, Arnold et al., editors (1950–1964), “ჟოლი2”, in Kartuli enis ganmarṭebiti leksiḳoni [Explanatory Dictionary of the Georgian language] (in Georgian), Tbilisi: Academy Press
Ḳelauraʒe, Levan (2013) “Damaṭebani kartvelur enata eṭimologiuri leksiḳonisatvis [Additional Material for Etymological Dictionary of Kartvelian Languages]”, in Eṭimologiuri ʒiebani (in Georgian), volume X, Tbilisi: Dedaena, pages 14–15, together with Mingrelianჟურა(žura, “drone (male bee)”) derives from Proto-Georgian-Zan*žol-, comparing also Svanშაუ̂ლუ(šaûlu, “drone (male bee)”)
Melikišvili, Irine (2009) “/Ž/ ponemis reḳonsṭrukcia da saerto-kartveluri sibilanṭuri šesaṭq̇visobebi [The Reconstruction of the Phoneme /Ž/ and Common-Kartvelian Sibilant Correspondences]”, in Enatmecnierebis saḳitxebi (in Georgian), volumes I–II, Tbilisi: Tbilisis universiṭeṭis gamomcemloba, pages 97–106