Sirandanes - Riddles: Riddles of Mauritia in Mauritian Creole, French and English.
The Morrison Collection - Dengmi Yadiao: Collection of 67 Chinese lantern riddles (in Chinese) with introduction, from a collection of Chinese books at SOAS.
Versification of Vietnamese Riddles: Discussion by Cong-Huyen-Ton-Nu Nha-Trang on stylistic features as a means to distinguish the riddle from other genres of folk poetry.