de Dios, Rosanno, 		Enriquez, Jason, 		Victorino, Francis Gabriel, 		Mendoza, Earl Anthony, 		Talampas, Marc Caesar, AND 		Marciano Jr., Joel Joseph.
" A Tilt, Soil Moisture, and Pore Water Pressure Sensor System for Slope Monitoring Applications" <em>Science Diliman: A Journal of Pure and Applied Sciences</em> [Online], Volume 21 Number 1 (1 March 2010)