Fluctuations of the ground surface at blasting operations on tunnel structuresMatlab Ishmamatov, Nurillo Kulmuratov, Nasriddin Kuldashov, Mirjalol Choriev and Nasriddin AxmedovE3S Web Conf., 417 (2023) 06004DOI: https://doi.org/10.1051/e3sconf/202341706004