• http://www.laksanathai.com/boo k3/p316.aspx • https://th.wikipedia.org/wiki/%E0 %B8%9B%E0%B8%B5%E0%B9%8 8%E0%B8%88%E0%B8%B8%E0% B8%A1 • http://lib.payap.ac.th/webin/ntic/ musician/bg3/abundant/abundan t/K_pujee.pdf