# Treatise on Astrology of the Kaiyuan Era

> Chinese astrology encyclopedia

**Wikidata**: [Q4798509](https://www.wikidata.org/wiki/Q4798509)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Treatise_on_Astrology_of_the_Kaiyuan_Era)  
**Source**: https://4ort.xyz/entity/treatise-on-astrology-of-the-kaiyuan-era