• Seven Databases in Seven Weeks. A Guide to Modern Databases and the NoSQL Movement by Luc Perkins with Eric Redmond and Jim R. Wilson - 358 pages

Wikipedia

• WiredTiger is a NoSQL, Open Source extensible platform for data management.

MongoDB

• MongoDB Documentation
  • MongoDB Manual
    • Introduction
    • Installation
• Studytonight
  • MongoDB Tutorial
• Amazon / What is MongoDB? – Non-relational Database
• Хабр / Тестирование CAP-теоремы на примере MongoDB

Amazon DocumentDB

• Amazon DocumentDB (with MongoDB compatibility)