The structure of the pore space of Tournaisian reservoir rocks in the southeast of Tatarstan RepublicAnton Kolchugin, Vladimir Morozov, Eduard Korolev, Alexey Khauzkin and Alexey EskinE3S Web of Conf., 524 (2024) 03002DOI: https://doi.org/10.1051/e3sconf/202452403002