Ayala, Charlie John C. <br/><br/>
Design and evaluation of Arduino-based global positioning system (GPS) data logger for post work analysis of 4-wheeled tractor / 
Charlie John C. Ayala, April Bernadette L. Bumanglag  
 - MMSU   City of Batac :  2022. 
 - xi, 126 leaves :  29 cm. 
<br/><br/> Thesis (BS in Agricultural and Biosystems Engineering)- Mariano Marcos State University -- Collee of Engineering, City of Batac, 2022. 
<br/><br/>Bibliography: leaves 38-39