Delaney. Dict. of Cath. biog., 1961 (Hugh of Lincoln, St., 1140-1200)
Giraldus Cambrensis. The life of St. Hugh of Avalon, Bishop of Lincoln 1186-1200, 1985 CIP t.p. (St. Hugh of Avalon, Bishop of Lincoln 1186-1200) CIP prefatory matter (The life of St. Hugh; Vita Sancti Hugonis)
Holweck, F.G. Biog. dict. of the saints, 1924 (Hugh, Bp. of Lincoln, b. Avalon Castle, Burgundy, France)
LC manual auth. cd. (hdg.: Hugh de Avalon, Saint, bp. of Lincoln, 1135?-1200)
New Catholic encycl. (Hugh of Lincoln, Saint, 1140-1200)
Papier, R. Trois saint Hugues, 1949 (Hugues de Lincoln)