@misc{_[Two_[1945],
 copyright={Rights Reserved - Restricted Access},
 howpublished={online},
 year={[1945]},
 title={[Two boys playing music] [An iconographic document]},
 keywords={ethnography, material culture, social culture, spiritual culture, child, boy, pupil, music, musical instruments, accordion, violin, clothing, school uniform, Kokoszyce (Wodzisław Śląski, Poland)},
}