Nghiên cứu đối sánh ruby, saphir từ các mỏ khác nhau của Việt Nam = Study and comparison of ruby and sapphire from different deposits of Viet Nam

समान संसाधन

• Active Record for Ruby: Databases with Ruby and Rails
  द्वारा: Marshall, Kevin, और अन्य
  प्रकाशित: (2012)
• Professional Ruby on Rails
  द्वारा: Rappin, Noel
  प्रकाशित: (2008)
• Ruby on Rails tutorial : ​
  द्वारा: Hartl, Michael
  प्रकाशित: (2017)
• Ruby on rails power!
  द्वारा: Aneesha Bakharia
  प्रकाशित: (2007)
• Professional Ruby on Rails
  द्वारा: Rappin, Noel