ZZhuan li fa gai yaoZhuan li fa gai yaode Shuhua XiaMateriasPatent laws and legislationPopular worksEdiciones (1)Zhuan li fa gai yao (1987)Jing ji ke xue chu ban she · chinoMás obras de Shuhua XiaSShang biao fa yao lunShang biao fa yao lunZZhuan li quanZhuan li quanZZhi shi chan quan fa li lun yu shi wuZhi shi chan quan fa li lun yu shi wu