@misc{Winchester_Dean_Eddy_(1883-1936)_Bulletin,
 author={Winchester, Dean Eddy (1883-1936)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 641-F. Oil shale in northwestern Colorado and Adjacent areas},
 keywords={geology, mineralogy, United States of America, journals},
}