@misc{Wells_Roger_C._(1877-1944)_Bulletin,
 author={Wells, Roger C. (1877-1944)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 878. Analyses of rocks and minerals from the laboratory of the United States Geological Survey 1914-36},
 keywords={geology, mineralogy, journals, United States of America},
}