- The sleep-related electrophysiological features of autism (2005 – 2007, Hungarian National Science Found: T-048927): http://real.mtak.hu/1890/1/48927_ZJ1.pdf
- Relationship between the level of cognitive performance, mood and the electrophysiological sleep variables
- A parahippocampal electrocorticographic analysis of the transition from wakefulness to sleep in humans
- Examination of electric activity of human hippocampus during REM sleep
- Sleep and learning in Williams syndrome (project leader: Ilona Kovács, Hungarian National Science Found: OTKA NF60806)
- The development of sleep amongst 4-8 year-old children
- Formal and content-related characteristics of dreaming and their associations with cognitive and emotional development amongst 4-8 year-old children
- Dreaming style and cognitive performance: sleep and emotional information processing from a neuropsychological and quantitative EEG perspective
- The developmental and psychophysiological emergence of dreams and nightmares: state-dependent and state-independent fronto-cortical disconnectivity