1. Amway Business Reference Guide. https://www.amway.com/en/ResourceCenterDocuments/Visitor/ops-amw-gde-v-en--BusinessReferenceGuide.pdf. Amway Business Reference Guide. https://www.amway.com/en/ResourceCenterDocuments/Visitor/ops-amw-gde-v-en--BusinessReferenceGuide.pdf.
2. Apache Giraph. http://giraph.apache.org. Apache Giraph. http://giraph.apache.org.
3. Apache Hadoop. http://hadoop.apache.org. Apache Hadoop. http://hadoop.apache.org.
4. Apache Spark. http://spark.apache.org. Apache Spark. http://spark.apache.org.
5. arabic-2005 network. http://law.di.unimi.it/webdata/arabic-2005/. arabic-2005 network. http://law.di.unimi.it/webdata/arabic-2005/.