It is one of three major contemporary narratives of the Albigensian Crusade, the Historia Albigensis of Pierre des Vaux-de-Cernay and the Chronica of William of Puylaurens being the others.
The Albigensian Crusade is a significant historical event that has been documented through three primary sources: the Historia Albigensis, the Chronica of William of Puylaurens, and the work by Pierre des Vaux-de-Cernay.