If you are researching the Mandarin language, there is a specific academic paper focusing on the grammar of "Yao":
: Research by Yao Yao (Victoria University of Wellington) on New Zealand tax reforms, published in the Journal of Macroeconomics . You Yao
If you are looking for papers authored by a person named Yao Yao, several notable publications exist in economics and science: If you are researching the Mandarin language, there