Include other influential Google papers

These Google papers have been very influential to the industry.

- Chubby, heavily influenced Apache Zookeeper and etcd
- Bigtable, along with Amazon DynamoDB paper, triggered the whole "movement" of NoSQL datastores.
- Dapper inspired Twitter's Zipkin and others
- Dremel, which basically is the implementation of their BigQuery service.

Good luck in your interview!

README.md

@@ -1104,7 +1104,12 @@ You'll get more graph practice in Skiena's book (see Books section below) and th
         - replaced by Colossus in 2012
     - [ ] [2004: MapReduce: Simplified Data Processing on Large Clusters]( http://static.googleusercontent.com/media/research.google.com/en//archive/mapreduce-osdi04.pdf)
         - mostly replaced by Cloud Dataflow?
+    - [ ] [2006: Bigtable: A Distributed Storage System for Structured Data](https://static.googleusercontent.com/media/research.google.com/en//archive/bigtable-osdi06.pdf)
+    - [ ] [2006: The Chubby Lock Service for Loosely-Coupled Distributed Systems](https://research.google.com/archive/chubby-osdi06.pdf)
     - [ ] [2007: What Every Programmer Should Know About Memory (very long, and the author encourages skipping of some sections)](https://www.akkadia.org/drepper/cpumemory.pdf)
+    - [ ] [2010: Dapper, a Large-Scale Distributed Systems Tracing Infrastructure](https://research.google.com/pubs/archive/36356.pdf)
+    - [ ] [2010: Dremel: Interactive Analysis of Web-Scale Datasets](https://static.googleusercontent.com/media/research.google.com/en//pubs/archive/36632.pdf)
+        - [An Inside Look at Google BigQuery](https://cloud.google.com/files/BigQueryTechnicalWP.pdf)
     - [ ] [2012: Google's Colossus](https://www.wired.com/2012/07/google-colossus/)
         - paper not available
     - [ ] 2012: AddressSanitizer: A Fast Address Sanity Checker: