Sari, P., 		Nindarwi, D., 		Aji, L., & 		Dewantara, M.
(2023).
 Catfish Culture Techniques with Aquaponic Systems in the Elderly Group as an Effort to Increase Productivity and Economic Independence of the Community in Pakal District, Surabaya.
<em>Kontribusia : Research Dissemination For Community Development, 6</em>(1), 166-170.
doi:10.30587/kontribusia.v6i1.4932