Researchers          
Saudi Arabia - Al Riyadh

Al Jazeera - 01/04/2015

Researchers          
Saudi Arabia - Al Riyadh

Al Riyad - 01/04/2015

Researchers          
Saudi Arabia

Al Youm - 29/03/2015

Researchers          
Saudi Arabia

Okaz - 29/03/2015

Researchers          
Saudi Arabia

Al Jazeera - 29/03/2015

Researchers          
Saudi Arabia - Al Riyadh

Al Jazeera - 20/03/2015

Researchers          
Saudi Arabia - Al Ahsa
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Um Al Qura - 13/03/2015

Researchers          
Saudi Arabia - Alaflaj
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Um Al Qura - 13/03/2015

Researchers          
Saudi Arabia
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Um Al Qura - 13/03/2015

Researchers          
Saudi Arabia - Al Ahsa
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Um Al Qura - 13/03/2015

Researchers          
Saudi Arabia - Al Qatif
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Um Al Qura - 13/03/2015

Researchers          
Saudi Arabia - Al Ahsa
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Youm - 11/03/2015

Researchers          
Saudi Arabia - Alaflaj
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Youm - 11/03/2015

Researchers          
Saudi Arabia
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Youm - 11/03/2015

Researchers          
Saudi Arabia - Al Ahsa
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Youm - 11/03/2015

Researchers          
Saudi Arabia - Al Ahsa
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Riyad - 09/03/2015

Researchers          
Saudi Arabia - Alaflaj
Drainage and Irrigation Authority Ahsa - Saudi Arabia
Al Riyad - 09/03/2015