寒寒碧軒詩存寒碧軒詩存de Zheng ChenEdiciones (1)寒碧軒詩存 (1874)Qiangtang Chen shi · chinoMás obras de Zheng ChenXXiyu xing cheng jiXiyu xing cheng ji1937Wear mechanisms of silicon nitride bearing materials under contact fatigue stressesDDang dai Zhongguo hua wen mai yan jiuDang dai Zhongguo hua wen mai yan jiu