Analysis and forecast of the environmental radioactivity dynamics based on methods of chaos theory: general scheme and some application - Glushkov, A.V.; Gubanova, E.R.; Khetselius, O.Yu.; Prepelitsa, G.P.; Svinarenko, A.A.; Bunyakova, Yu.Ya.; Buyadzhi, V.V. (Ukrainian hydrometeorological journal, 2015)