Baidu Encyclopedia:
The Biography of Luoyang Galand is a masterpiece that integrates history, geography, Buddhism and literature (Sikuquanshu classifies it as geography), also known as the Biography of Galand, which was written by Yang Xuan in the Northern Wei Dynasty and was written in the era of Emperor Xiaojing in the Eastern Wei Dynasty. The book lists the Buddhist temples in Luoyang in the Northern Wei Dynasty, which are divided into five volumes: Inner City, Dongcheng, Xicheng, Nancheng and Beicheng. It records the origin and changes of temples, the scale of temple system, and related anecdotes and anecdotes of celebrities.