1. https://hadoop.apache.org/docs/. Date of access: 08.03.15.
2. Big data leverages cloud computing opportunities;Banica;International Journal of Computers & Technology,2014
3. Intelligent Fashion Forecasting Systems/Springer, Chapter 9: Neural Networks Based Forecasting for Romanian Clothing Sector;Banica,2014
4. Gephi: an open source software for exploring and manipulating networks;Bastian,2009
5. Zara's Owner Reports EUR 25 Mln Profit in Romania in 2013;Bazavan,2014