Design, fabrication and testing of an automatic dissolver oxygen regulating system for fishponds / 
Rodney Ryan L. Bareng, Wenju Karlo S. Barroga, John Caesar M. De La Cruz, Jordan B. Ortiz, Heisen Jay Paguirigan  
 - City of Batac :  MMSu,  2017. 
 - xx, 44 leaves :  photos ;  28 cm. 
<br/><br/> Thesis (BS in Electrical Engineering) -- Mariano Marcos State University -- College of Engineering, City of Batac, 2017. 
<br/><br/>Bibliography : leaf 37.