@ARTICLE{
author={Protic Sonja,Gorzka Robert-Jacek,Hoellmer Helge,Schredl Michael,Wittmann Lutz},
year={2023},
title={Gender Differences in Nightmare Characteristics Following Trauma},
journal={PSIHOLOGIJA},
volume={56},
number={2},
pages={223-237},
document_type={Article},
} 

@ARTICLE{
author={Wittmann Lutz,Kempe Simon,Anstadt Thomas,Schredl Michael,Protic Sonja,Hoellmer Helge,Gorzka Robert-Jacek},
year={2022},
title={Characterizing Veterans' Dreams Applying the Zurich Dream Process Coding System},
journal={DREAMING},
volume={32},
number={4},
pages={331-344},
document_type={Article},
} 

@ARTICLE{
author={Gorzka Robert-Jacek,Rebling Katja,Hoellmer Helge,Schulz Holger,Knaust Thiemo,Protic Sonja,Schredl Michael,Wittmann Lutz},
year={2019},
title={Psychometric evaluation of the Hamburg Nightmare Questionnaire (HNQ)},
journal={EUROPEAN JOURNAL OF PSYCHOTRAUMATOLOGY},
volume={10},
number={1},
pages={-},
document_type={Article},
}