Cha`o qui' vi., Qui' vi. ddo.c mu.c 34 va` 36 trong trang du+o+'i dda^y: http://www.langmai.org/TNH/Sach/ChiNamThienTap/ChiNam9.htm Cha`o Pha.m Quo^'c Bi`nh http://vmdd.tech.mylinuxisp.com/buddhism/ http://groups.yahoo.com/group/tutam/