《北史·列传·卷十三》
元绍叛乱时，明元帝身边只有王洛儿和车路头两人，他们白天躲在山里，夜里回到王洛儿家。
元绍之逆，帝左右唯洛兒与车路头。昼居山岭，夜还洛兒家。
When Yuan Shao rebelled, Mingyuan Emperor had only Wang Luo'er and Che Loutou with him. They hid in the mountains during the day and returned to Wang Luo'er's house at night.