Groundwater denitrification using electro-assisted autotrophic processes: exploring bacterial community dynamics in a single-chamber reactor - Toledo-Alarcón, Javiera; Ortega-Martinez, Eduardo; Pavez-Jara, Javier; Franchi, Oscar; Nancucheo, Ivan; Zuñiga-Barra, Héctor; Campos, Jose Luis; Jeison, David (Frontiers in Bioengineering and Biotechnology, 2025)