DE DIOS, Rosanno et al.
 A Tilt, Soil Moisture, and Pore Water Pressure Sensor System for Slope Monitoring Applications.
<strong>Science Diliman: A Journal of Pure and Applied Sciences</strong>, [S.l.], v. 21, n. 1, mar. 2010.
ISSN 2012-0818.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/sciencediliman/article/view/1517" target="_new">https://journals.upd.edu.ph/index.php/sciencediliman/article/view/1517</a>&gt;. Date accessed: 28 aug. 2025.