@book{Koloska+2025, url = {https://doi.org/10.3790/9783896449764}, title = {Messung von Demoralisation}, title = {}, author = {Raimar Koloska}, publisher = {Verlag Wissenschaft & Praxis}, address = {}, doi = {doi:10.3790/9783896449764}, isbn = {9783896449764}, year = {1994}, lastchecked = {2025} }