Arrabis, Lito Glenn F., <br/><br/>
Dual function microcontroller-based detector/ 
Lito Glenn F. Arrabis, Galvin A. Cuarteros, Joenar S. Escuro, Glenn Sherwin H. Marvida 
 - Nabua, Camarines Sur :  Camarines sur Polytechnic Colleges ;  2008. 
 - 101 leaves. 
<br/><br/>Undergraduate Thesis (BSECE) - Electronics Engineering