• Quartic polynomial approximation for fluctuations of separation of trajectories in chaos and correlation dimensionFouxon, Itzhak; Ainsaar, Siim; Kalda, JaanJournal of Statistical Mechanics : Theory and Experiment2019 / art. 083211, 26 p https://doi.org/10.1088/1742-5468/ab3458 https://www.scopus.com/sourceid/145274 https://www.scopus.com/record/display.uri?eid=2-s2.0-85072380271&origin=inward&txGid=74a7baa91b0a4eb1745851acec93af4b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=J%20STAT%20MECH-THEORY%20E&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000482548600002