Enhanced nitrate removal in aquatic systems using biochar immobilized with algicidal Bacillus sp. AK3 and denitrifying Alcaligenes sp. M3: A synergistic approach - Khomsan Ruangrit; Kittiya Phinyo; Sahassawat Chailungka; Kritsana Duangjan; Apitchaya Naree; Jearanai Thasana; Wassana Kamopas; Senoch Seanpong; Jeeraporn Pekkoh; Nuttapol Noirungsee (PLoS ONE, 2025)