[1] Terran Atlas with Olson Time Zone Database () <http://www.astrology-x-files.com/terranatlas.html>
[2] Zoidiasoft Technologies News and Contact Info () <http://www.astrology-x-files.com/contact-news.html>
The Terran Atlas database now has over 13 million records of city, latitude and longitude information for 250 countries, making it the largest database in the field.