BSA films as sensitive coatings for gas sensors: adsorption properties, application perspectives I. Kruglenko, J. Burlachenko, D. Grynko and O. Belyaev Eur. Phys. J. Plus, 134 3 (2019) 91 Published online: 07 March 2019 DOI: 10.1140/epjp/i2019-12527-0