1. C. Boeke, Satellite Survey/2002: trends and statistics, Via Satellite, July 28–33, 2002.
2. C. Boeke, Via Satellite's 2001 satellite survey, Via Satellite, July 24–28, 2001.
3. Dow Jones&Co., Dow Jones STOXXSM Index Guide, STOXX Limited (on line) 〈www.stoxx.com/indexes/djsi_guidebook.pdf.〉, 2003.
4. Value-at-risk and Tsallis statistics: risk analysis of the aerospace sector;Mattedi;Physica A,2004
5. New York Stock Exchange, NYSE Composite Index Methodology Guide (on line) 〈www.nyse.com/pdfs/methodology_nya.pdf.〉, 2003.