@misc{Kaczmarek_Łukasz_D._Validation_2012,
 author={Kaczmarek, Łukasz D. and Haładziński, Piotr and Kaczmarek, Lech and Bączkowski, Błażej and Ziarko, Michał and Dombrowski, Stephan U.},
 number={No 3},
 howpublished={online},
 year={2012},
 publisher={Committee for Psychological Science PAS},
 title={Validation of the voluntary participation in online surveys scale},
 doi={10.2478/v10059-012-0023-4},
}