http://www.cway-investment.com/2012/06/risk-reward-ratio.html
http://www.bloggang.com/mainblog.php?id=doctor-sajja&month=13-08-2012&group=16&gblog=4 ออปชั่นหมอสัจจะ
http://tfexranger.blogspot.com/2014/03/trading-system-framework-system-trade.html
http://www.fxthai2u.com/2014/04/risk-reward-ratio-theory.html
http://www.investmentory.com/2013/11/10.html
http://www.thaitfstock.com/2013/11/e-book.html
hongvalue
