Sequential Production of Levan and Xanthan Gum via Integrated Fermentation for Enhanced Carbon UtilizationSrividhya Krishnan, Sivappriya Nadimuthu, Ratheeshkumar Shanmugam, Malinee Sriariyanun and Ponnusami VenkatachalamE3S Web Conf., 679 (2025) 01008DOI: https://doi.org/10.1051/e3sconf/202567901008