SPATIAL PROBLEM OF INTERACTION P (LONGITUDINAL) - WAVES ON A CYLINDRICAL CAVITY IN AN ELASTIC MEDIUM Journal title: International scientific journal Science and Innovation Authors: N.U. Kuldashov, M. Choriev, U.A.Urolov Subject(s): Archaeology, Arts and Literature, Biological Sciences, Chemistry, Computer and Information Science, Economics, Education, Humanities, Law, Linguistics, Mathematics, Medicine, Philosophy, Physics, Psychology, Social Sciences, Architecture, Agricultural Science