Purnawati, Arika, et al. “Formulation of Endophytic Bacteria in Organic Fertilizer As Health Promoter for Corn Plants in Mentaos, Gudo, Jombang”. Nusantara Science and Technology Proceedings, vol. 2023, no. 33, May 2023, pp. 62-65, https://doi.org/10.11594/nstp.2023.3309.