Development of an express method for the quantitative assessment of the contamination of wheat flour with Bac. spores. subtilisNatalia V. Zavorohina, Natalia A. Pankratyeva and Nadezhda A. GoncharovaE3S Web of Conf., 222 (2020) 06029DOI: https://doi.org/10.1051/e3sconf/202022206029