Effect of chitosan substance on the mechanical properties of paper obtained on the basis of flax celluloseE. Egamberdiev, S. Turabdjanov, D. Mirzaeva, Kh. Khaydullaev, U. Sharipova, A. Shokhakimova and O. BakhtiyorovE3S Web Conf., 371 (2023) 01045DOI: https://doi.org/10.1051/e3sconf/202337101045