Ruby style guide
Revista Hacking 2010
RubyTesting
Ey partner program guide.fy12
Ruby And The Cloud
Cocoa Ruby
Heroku, Cloud Conf Varna - 22.02.2014
VTi Knowledge Database: a LinkedData project
IJTC%202009%20JRuby
Ugo Cei Presentation
Why I Love Ruby On Rails
TDD, BDD, RSpec