Graph Processing
https://www.researchgate.net/publication/282546428_Large_scale_graph_processing_systems_survey_and_an_experimental_evaluation
GraphX
https://spark.apache.org/docs/latest/graphx-programming-guide.html
Graph Frames:
https://github.com/graphframes/graphframes
GraphFrames vs GraphX
https://subscription.packtpub.com/book/big_data_and_business_intelligence/9781785885136/7/ch07lvl1sec79/comparison-between-graphframes-and-graphx
GraphFrames User Guide - Python
https://docs.databricks.com/spark/latest/graph-analysis/graphframes/user-guide-python.html