Sphinx: distributed execution of interactive SQL queries on big spatial data. - Ahmed Eldawy; Mostafa Elganainy; Ammar Bakeer; Ahmed Abdelmotaleb; Mohamed F. Mokbel (SIGSPATIAL/GIS, 2015)

Sphinx: Empowering Impala for Efficient Execution of SQL Queries on Big Spatial Data. - Ahmed Eldawy; Ibrahim Sabek; Mostafa Elganainy; Ammar Bakeer; Ahmed Abdelmotaleb; Mohamed F. Mokbel (SSTD, 2017)