@article{eage:/content/papers/10.3997/2214-4609-pdb.13.A037, author = "Antsiferov, A. and Tirkel, M. and Glukhov, A. and Antsiferov, V.", title = "Use of Acoustic Method to Study Rock Mass in Tunnel Engineering", journal= "", year = "2005", volume = "", number = "", pages = "", doi = "https://doi.org/10.3997/2214-4609-pdb.13.A037", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.13.A037", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", eid = "cp-13-00072", }