Barron’s June 25th, 2011
New Yorker Magazine October 9th, 2009 (The Secret Cycle)
Time Magazine Justin Fox wrote that Armstrong’s model “made several eerily on-the-mark calls using a formula based on the mathematical constant pi.” (Pg 30; Nov. 30, 2009).
Rayno Report (July 6th, 2010)
Bloomberg Network Newsletter – December 4, 1997
The Wall Street Journal – April 19, 1995Investor’s Business Daily – December 3, 1991International Herald Tribune – September 9, 1985The Wall Street Journal – June 27, 1983
Asian Wall Street Journal – May 7, 1998South China Morning Post – May 7, 1998The NIKKEI Financial Daily – March 9 , 1998Kabushiki Shinbun- November 25, 1997Kabushiki Shinbun – November 21, 1997The Kabushiki Shijo Shinbun – November 20, 1997The Nikkei Financial Daily – November 10,1997Kabushiki Shinbun – March 12, 1997Kabushiki Shinbun – March 11, 1997Kabushiki Shinbun – February 27, 1997Kabushiki Shinbun – February 24, 1997Kabushiki Shinbun – February 10, 1997Kabushiki Shinbun – January 10, 1997Kabushiki Shinbun – January 9, 1997Business Times – November 2, 1996The Weekly Toyo-Keizai – October 19, 1996Kabushiki Shinbun – October 9, 1996The Weekly Toyo-Keizai – August 5, 1995Nikkei Business – April 10, 1995Nikkei Business – February 27, 1995Kabushiki Shinbun – February 10, 1995Kabushiki Shinbun – February 6, 1995Nikkei Business – December 13, 1994The Weekly Toyo-Keizai – November 19, 1994The Nikkei Financial Daily – May 25, 1994
The Australian – June 30, 1989
Equity – January/February 1990
FOREX and Global Markets – Winter 1997The London Financial News – April 21, 1997The European – July 17, 1996Wirtschafts Woche – May 30, 1996