 He became a monk of Trois-Fontaines Abbey no later than 1230.In 1232 Alberic began his chronicle "Chronica Albrici Monachi Trium Fontium" and continued working on it at least until 1251 since he used a history by Gilles of Orval "Gesta episcoporum Leodiensium" ("Deeds of the Bishops of Liège").His sources also included the universal chronicle of Sigebert of Gembloux and Books 45-49 of Helinand of Froidmont's "Chronicon".