NoSQL - We know what it isn't, but what is it?
HLS Perspective. Safer cities for a better tomorrow
Big Data and Hadoop Overview
MongoDB Schema Design (Richard Kreuter's Mongo Berlin preso)
Introduction to NoSQL with Couchbase
Сергей Матвеенко: MongoEngine: NoORM for NoSQL
Beyond RDBMS - for interest only
Brief Review on SQL and NoSQL
NOSQL: A Very Dynamic Approach for Managing Big Data