• Revealing small hidden changes in human EEG by Higuchi’s fractal dimensionBachmann, Maie; Suhhova, Anna; Lass, Jaanus; Hinrikus, HiieRiga Technical University 53rd International Scientific Conference dedicated to the 150th anniversary and the 1st Congress of World Engineers and Riga Polytechnical Institute/RTU Alumni : 11-12 October 2012, Riga, Latvija : [abstracts]2012 / p. 661 : ill https://link.springer.com/chapter/10.1007/978-3-642-34197-7_12