1. Hadoop in practice Holmes, Alex, 1974- Shelter Island, NY : Manning Publications Co., [2015] ADS340
3. Scaling big data with Hadoop and Solr: understand, design, build, and optimize your big data search engine with Hadoop and Apache Solr Karambelkar, Vijay Hrishikesh, Birmingham, England : Packt Publishing, 2015. ADS340
