《徐霞客游记·滇游日记二十二》
有主峰山脉从西边伸来，育隆为木家院背后的高峰大脉，从这里往南伸向鹤庆府。
盖有大脊自西来，穹为木家院后高峰大脊，从此南趋鹤庆。
There is a main mountain range that stretches from the west, and Yulong is the high peak behind Mujiayuan, which stretches south from here to Heqing Prefecture.