b - $1!K3";Ns; $1!9J!C!s; $1!:P!0! s; $1!=G!\c!8<s ($1!0&!GW (B: s $1!0&!GW!5.!PN!3K!JH!Na(B,s, 2012)
Keywords: China -- History -- Song dynasty, 960-1279 -- Anecdotes; China; Song Dynasty (China).