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• Fractal and multifractal analysis of complex networks : Estonian network of paymentsRendon de la Torre, Stephanie; Kalda, Jaan; Kitt, Robert; Engelbrecht, JüriThe European physical journal B2017 / art. 234, p. 1-8 : ill https://doi.org/10.1140/epjb/e2017-80214-5 https://www.scopus.com/sourceid/27542 https://www.scopus.com/record/display.uri?eid=2-s2.0-85037546080&origin=inward&txGid=357b77534f16001177da37a7595c349a https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EUR%20PHYS%20J%20B&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000417761700002
• On the topologic structure of economic complex networks : empirical evidence from large scale payment network of EstoniaRendon de la Torre, Stephanie; Kalda, Jaan; Kitt, Robert; Engelbrecht, JüriChaos, solitons & fractals2016 / p. 18-27 : ill https://doi.org/10.1016/j.chaos.2016.01.018 https://www.scopus.com/sourceid/25347 https://www.scopus.com/record/display.uri?eid=2-s2.0-84958260568&origin=inward&txGid=ff58442c6c788a1ace639bc87919b2ba https://jcr.clarivate.com/jcr-jp/journal-profile?journal=CHAOS%20SOLITON%20FRACT&year=2016 https://www.webofscience.com/wos/woscc/full-record/WOS:000379274000003
• Specific statistical properties of the strength of links and nodes of the Estonian network of paymentsRendon de la Torre, Stephanie; Kalda, Jaan; Kitt, RobertProceedings of the Estonian Academy of Sciences2019 / p. 235–243 : ill https://doi.org/10.3176/proc.2019.3.02 https://www.scopus.com/sourceid/11500153303 https://www.scopus.com/record/display.uri?eid=2-s2.0-85073275094&origin=inward&txGid=c79b2038812133533da79dfca4166f9a https://jcr.clarivate.com/jcr-jp/journal-profile?journal=P%20EST%20ACAD%20SCI&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000481676300002