Qian Baocong 錢寶琮 <br/><br/>
Song Yuan shu xue shi lun wen ji 宋元數學史論文集 
 Song Yuan shuxue shi lunwenji 
Qian Baocong 錢寶琮 [著] 
 -  1966 北京  科學出版社  1966 
 - 303 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science -- Mathematics -- Song<br/>Science -- Mathematics -- Yuan