The Apidamo jieshenzu lun T 1540.261.614-627; 3 fasc. attributed in the Chinese tradition to Vasumitra 世友， and in the Indo-Tibetan traditions to Pu^rn!a 富留那. Translated into Chinese by Xuanzang 玄奘in 663. It contains a discussion of the relationship of mind 心 and mental functions 心所. It is the fourth canonical text of Sarva^stiva^da Abhidharma. A summary of it contents is contained in Frauwallner， Studies in Abhidharma Literature， pp. 21-28.